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Box One Prime 9 X-Wide Multi Shift Group Set
Part #: 250442
GROUP KIT BOX ONE PRIME 9 X-WIDE/MULTI RD/TRIGGER-SHIFTER/CHAIN/CASS 11-50

  • Wide range 9 speed multi-shift group with up to 3 gears per shift
  • Includes cassette, rear derailleur, shifter and chain
  • Ultra-wide ratio with consistent progression
  • Cassette features durable lightweight unibody construction and lightweight internal support disc
  • Shifter offers 2pc pull lever with up to 3 gears per shift
  • Carbon fiber / nylon composite, steel, aluminum alloy
  • Hard onyx finish
 
Color
Onyx Black
Vector M35 Crankset
Part #: 210920
CRANKSET BOX BMX VECTOR M35 ALY 177 BB30/PF30 104mm BK

  • The world’s first with a Praxis 35-millimeter external bottom bracket system
  • Ridden to a 2013 World Championships by Caroline Buchanan, a silver medal by Marc Willers and bronze by Manon Valentino, the Vector M35 has proven itself as the go-to choice for elite BMX racers
  • Hollow forged crank arms and a massive 35 millimeter Praxis spindle cold-forged from 7075 aluminum make this the absolute stiffest BMX race crank on the market today
  • Precision CNC-machined chromoly/alloy self-extracting crank bolt system rounds out the crankset, making installation and removal a snap
 
Length / TeethSpindle TypeColorBolt PatternWeightSpeed
177mmBB/PF30BLK104mm 4-bolt746g1
Vector M35 Crankset
Part #: 210921
CRANKSET BOX BMX VECTOR M35 ALY 180 BB30/PF30 104mm BK

  • The world’s first with a Praxis 35-millimeter external bottom bracket system
  • Ridden to a 2013 World Championships by Caroline Buchanan, a silver medal by Marc Willers and bronze by Manon Valentino, the Vector M35 has proven itself as the go-to choice for elite BMX racers
  • Hollow forged crank arms and a massive 35 millimeter Praxis spindle cold-forged from 7075 aluminum make this the absolute stiffest BMX race crank on the market today
  • Precision CNC-machined chromoly/alloy self-extracting crank bolt system rounds out the crankset, making installation and removal a snap
 
Length / TeethSpindle TypeColorBolt PatternWeightSpeed
180mmBB/PF30BLK104mm 4-bolt761g1
Vector M35 Crankset
Part #: 210922
CRANKSET BOX BMX VECTOR M35 ALY 175 BB30/PF30 104mm BK

  • The world’s first with a Praxis 35-millimeter external bottom bracket system
  • Ridden to a 2013 World Championships by Caroline Buchanan, a silver medal by Marc Willers and bronze by Manon Valentino, the Vector M35 has proven itself as the go-to choice for elite BMX racers
  • Hollow forged crank arms and a massive 35 millimeter Praxis spindle cold-forged from 7075 aluminum make this the absolute stiffest BMX race crank on the market today
  • Precision CNC-machined chromoly/alloy self-extracting crank bolt system rounds out the crankset, making installation and removal a snap
 
Length / TeethSpindle TypeColorBolt PatternWeightSpeed
175mmBB/PF30BLK104mm 4-bolt739g1
Box Two M30-P Crankset
Part #: 210926
CRANKSET BOX TWO M30P ALY 175 EURO 30mmAXLE 104mm BK

  • The Box Two M30-P cranks feature a 2-pc design with hollow forged aluminum arms, integrated 4-bolt 104mm spider gear, a 30mm hollow 7075 aluminum spindle to maximize strength and rigidity
  • Praxis 30mm external Euro BB with CNC machined 6061-T6 aluminum cups and oversized precision sealed bearings for smooth operation
  • M30 BB installation tool included
 
Length / TeethSpindle TypeColorBolt PatternWeightSpeed
175mmEuroBLK104mm 4-bolt755g1
Box Two M30-P Crankset
Part #: 210927
CRANKSET BOX TWO M30P ALY 180 EURO 30mmAXLE 104mm BK

  • The Box Two M30-P cranks feature a 2-pc design with hollow forged aluminum arms, integrated 4-bolt 104mm spider gear, a 30mm hollow 7075 aluminum spindle to maximize strength and rigidity
  • Praxis 30mm external Euro BB with CNC machined 6061-T6 aluminum cups and oversized precision sealed bearings for smooth operation
  • M30 BB installation tool included
 
Length / TeethSpindle TypeColorBolt PatternWeightSpeed
180mmEuroBLK104mm 4-bolt771g1
Box Two M30-P Crankset
Part #: 210928
CRANKSET BOX TWO M30P ALY 177 EURO 30mmAXLE 104mm BK

  • The Box Two M30-P cranks feature a 2-pc design with hollow forged aluminum arms, integrated 4-bolt 104mm spider gear, a 30mm hollow 7075 aluminum spindle to maximize strength and rigidity
  • Praxis 30mm external Euro BB with CNC machined 6061-T6 aluminum cups and oversized precision sealed bearings for smooth operation
  • M30 BB installation tool included
 
Length / TeethSpindle TypeColorBolt PatternWeightSpeed
177mmEuroBLK104mm 4-bolt768g1
Box Two M30-P Crankset
Part #: 210929
CRANKSET BOX TWO M30P ALY 172 EURO 30mmAXLE 104mm BK

  • The Box Two M30-P cranks feature a 2-pc design with hollow forged aluminum arms, integrated 4-bolt 104mm spider gear, a 30mm hollow 7075 aluminum spindle to maximize strength and rigidity
  • Praxis 30mm external Euro BB with CNC machined 6061-T6 aluminum cups and oversized precision sealed bearings for smooth operation
  • M30 BB installation tool included
 
Length / TeethSpindle TypeColorBolt PatternWeightSpeed
172.5mmEuroBLK104mm 4-bolt753g1
Box Three Wheelset
Part #: 640500
WHL PR 20x1-1/8 451x12.5 BOX THREE BK BOX 1sp CASS BK 15gSSBK

  • Utilizing Box one front and rear specific 28 hole rims with 3 cross rear and radial lace front spoke patterns intended for BMX racing
  • 15g stainless steel black spokes with black alloy nipples
  • Hand built in southern California
 
SizeFt / Rr / StWidth ID (mm)AxleRim ColorRim ModelHub ModelO.L.D.Hub ColorGearsBrake TypeSpoke TypeSpoke CountWallValveTypeSearch Color
20inSET12.5B/O 3/8BlkBox OneBox Three100 - 110Blk1s CassRIM15G SS BK28HDblSVTubeless CompatibleBlack
Box One Prime 9 Cassette
Part #: 180200
FH CASS BOX ONE PRIME 9 11-50 BK 9s BK

  • Prime 9 Technology is a counter-intuitive philosophy based on the less is more theory - it embraces range without adding complexity
  • Compatible with standard HG style freehub bodies
  • Ultra-wide ratio with consistent progression
  • Durable lightweight unibody construction
  • Lightweight internal support disc
 
RangeGearsCogsColor
11-50t9sp11-13-16-20-24-30-36-42-50Black
Box One M30-M Crankset
Part #: 210923
CRANKSET BOX ONE M30M ALY 155 EURO BB 104mm BK

  • Featuring beefy hollow-forged crank arms and a massive 30-millimeter Praxis M-30 spindle cold-forged from 7075 aluminum and precision ground to extremely tight tolerances, the Box One M30-M Crankset is the absolute stiffest junior BMX crankset available today
  • A precision CNC-machined chromoly/alloy self-extracting crank bolt system makes installation and removal a snap
  • Includes Praxis External BSA Bottom Bracket and M30 installation tool
 
Length / TeethSpindle TypeColorBolt PatternWeightSpeed
155mmEuroBLK104mm 4-bolt498g1
Box One M30-M Crankset
Part #: 210924
CRANKSET BOX ONE M30M ALY 150 EURO BB 104mm BK

  • Featuring beefy hollow-forged crank arms and a massive 30-millimeter Praxis M-30 spindle cold-forged from 7075 aluminum and precision ground to extremely tight tolerances, the Box One M30-M Crankset is the absolute stiffest junior BMX crankset available today
  • A precision CNC-machined chromoly/alloy self-extracting crank bolt system makes installation and removal a snap
  • Includes Praxis External BSA Bottom Bracket and M30 installation tool
 
Length / TeethSpindle TypeColorBolt PatternWeightSpeed
150mmEuroBLK104mm 4-bolt509g1
X5 Pro Carbon Fork
Part #: 28893
FORK BOX ONE X5 PRO CARBON 1.5to1-1/8in 20inx20mmTA BLADES ALLOY STEERER BK

  • Designed with Oversized Technology, the Box One X5 Fork features a tapered 7000 series alloy steerer tube and a 20mm through-axle cold-forged bonded dropouts
  • Every piece of unidirectional carbon fiber is placed strategically to optimize weight, strength, and stiffness
  • Internal butterfly steerer tube and fork crown interface
  • Cold forged and bonded dropouts
  • Includes Box One Stem Lock and fork adapters
  • * Use of a star nut voids the warranty for this product
 
TypeSizeSteerer TypeSteerer SizeBrake MountMaterialColorRakeRace DiameterAxleO.L.D.
BMX20"Threadless1-1/8 to 1.5"NoneCarbon/AL7000Black32mm39.8mm20mm100mm
X5 Pro Carbon Fork
Part #: 28894
FORK BOX ONE X5 PRO CARBON 1.5to1-1/8in 24inx20mmTA BLADES ALLOY STEERER BK

  • Designed with Oversized Technology, the Box One X5 Fork features a tapered 7000 series alloy steerer tube and a 20mm through-axle cold-forged bonded dropouts
  • Every piece of unidirectional carbon fiber is placed strategically to optimize weight, strength, and stiffness
  • Internal butterfly steerer tube and fork crown interface
  • Cold forged and bonded dropouts
  • Includes Box One Stem Lock and fork adapters
  • * Use of a star nut voids the warranty for this product
 
TypeSizeSteerer TypeSteerer SizeBrake MountMaterialColorRakeRace DiameterAxleO.L.D.
BMX24"Threadless1-1/8 to 1.5"NoneCarbon/AL7000Black32mm39.8mm20mm100mm
Box One Stealth MTB Rear Hub
Part #: 371588
HUB RR BOX ONE STEALTH MTB XD CASS BOOST 148x12 6B 32h BK

  • The Box One Stealth MTB Boost Rear Hub is the ultimate MTB hub and offers instant engagement, silent, low-drag coasting, and excellent sealing from the elements
  • German made unique one-way roller clutch bearing is completely silent, offers unlimited points of engagement and presents minimal friction
  • Angled hub flanges improve spoke bracing, decreases spoke breakage and promotes stronger overall wheels
  • Optimized use of application specific Enduro bearings for long life and unmatched performance
  • 7075 aluminum body and steel driver
  • Boost spacing and 6 bolt disc brake compatible
 
UseGearsSpoke CountSpacing / AxleMaterialColorWtBrake TypeOLDAxle Length
RR11-12s XD32H12TAAlyBlk500g6B148148
Box One Stealth Expert Hubs
Part #: 371410
HUB RR BOX ONE STEALTH EXPERT BO 1sCASS 110x10 28h BK

  • The Box One Stealth Expert Hubset is designed to be light weight for light weight riders, and features small hub flanges, lower spoke counts and decreased material to keep the weight down
  • Enduro ABEC 5 low-drag sealed bearings
  • Precision German made one way roller bearing
  • Fits standard Shimano cogs
  • Micro pre-load adjuster
  • Angled hub flanges
  • Precision spoke holes
  • Stainless knurled dropout grip rings
  • 8mm hex bolts
  • Recommended Rider weight under 140lbs
 
UseGearsSpoke CountSpacing / AxleMaterialColorBrake TypeOLDPCD-LPCD-RLTF-LLTF-RCTF-LCTF-RBearing TypeAxle LengthHole Diameter
RR1sp Cass28HB/O-NUT M10x1AlloyBlackRIM110405020243531Sealed1102.5
X2 Pro Carbon Fork
Part #: 28892
FORK BOX ONE X2 PRO CARBON 1-1/8in 24inx20mmTA BLADES CR-MO STEERER BK

  • Designed with Oversized Technology, the Box One X2 Fork features a chromoly steerer tube and a 20mm through-axle cold-forged bonded dropouts
  • Every piece of unidirectional carbon fiber is placed strategically to optimize weight, strength, and stiffness
  • Internal butterfly steerer tube and fork crown interface
  • Cold forged and bonded dropouts
  • Includes Box One Stem Lock and fork adapters
  • * Use of a star nut voids the warranty for this product
 
TypeSizeSteerer TypeSteerer SizeBrake MountMaterialColorRakeRace DiameterAxleO.L.D.
BMX20"Threadless1-1/8"NoneCarbon/CromoBlack32mm30mm20mm100mm
X2 Pro Carbon Fork
Part #: 28891
FORK BOX ONE X2 PRO CARBON 1-1/8in 20inx20mmTA BLADES CR-MO STEERER BK

  • Designed with Oversized Technology, the Box One X2 Fork features a chromoly steerer tube and a 20mm through-axle cold-forged bonded dropouts
  • Every piece of unidirectional carbon fiber is placed strategically to optimize weight, strength, and stiffness
  • Internal butterfly steerer tube and fork crown interface
  • Cold forged and bonded dropouts
  • Includes Box One Stem Lock and fork adapters
  • * Use of a star nut voids the warranty for this product
 
TypeSizeSteerer TypeSteerer SizeBrake MountMaterialColorRakeRace DiameterAxleO.L.D.
BMX20"Threadless1-1/8"NoneCarbon/CromoBlack32mm30mm20mm100mm
Box Two Prime 9 X-Wide Multi Shift Group Set
Part #: 250444
GROUP KIT BOX TWO PRIME 9 X-WIDE/MULTI RD/TRIGGER-SHIFTER/CHAIN/CASS 11-50

  • Wide range 9 speed multi-shift group with up to 3 gears per shift
  • Includes cassette, rear derailleur, shifter and chain
  • Ultra-wide ratio with consistent progression
  • Shifter offers 2pc pull lever with up to 3 gears per shift
  • Glass fiber / nylon composite, steel and aluminum construction
  • Matte black finish
 
Color
Matte Black
Box Two Prime 9 X-Wide Multi Shift Group Set
Part #: 250662
GROUP KIT BOX TWO PRIME 9 X-WIDE/MULTI RD/TRIGGER-SHIFTER/CHAIN/CASS 11-50 GEN-2

  • Gen 2 wide range 9 speed multi-shift group with up to 3 gears per shift
  • Includes 2nd Generation 11-50 cassette, rear derailleur, shifter and chain
  • Derailleur features Tri-Pack 2.0 limited slip clutch and improved shifting performance
  • Shifter offers 2pc pull lever with up to 3 gears per shift and hinged clamp for easy installation
  • 11-50t cassette with ultra-wide ratio and consistent progression
  • Glass fiber / nylon composite, steel and aluminum construction
  • Matte black finish
 
Color
Matte Black
Box Two Prime 9 X-Wide Single Shift E-Bike Group Set
Part #: 250500
GROUP KIT BOX TWO PRIME 9 X-WIDE/SINGLE SHIFT E-BIKE

  • Wide range 9 speed single-shift group for use with e-bikes
  • Includes cassette, rear derailleur, shifter and chain
  • E-bike optimized 12-50t ultra-wide ratio cassette with consistent progression
  • Single Shift Per Swing for E-Bike Safe Shifting
  • Derailleur features Box`s Tri-Pack Limited Slip Clutch
  • Glass fiber / nylon composite, steel and aluminum construction
  • Matte black finish
 
Color
Black
XL Pro Lite Carbon Fork
Part #: 28898
FORK BOX ONE XL PRO LITE CARBON 1-1/8in 24inx10mm BLADES ALY STEERER BK

  • Designed with larger-sized racers in mind, the Box One XL Fork features a 7000 series aluminum 1-1/8 inch steerer tube and standard 10mm cold-forged bonded dropouts
  • Optimal balance of weight, strength and stiffness
  • Internal butterfly steerer tube and fork crown interface
  • Includes Box One Stem Lock
 
TypeSizeSteerer TypeSteerer SizeMaterialColorRakeRace DiameterAxle
BMX24"Threadless1-1/8"Carbon/AL7000Black32mm30mm10mm
Box One XS Mini Carbon Fork
Part #: 28899
FORK BOX ONE XS MINI CARBON 1in 20inx10mm BLADES ALY STEERER BK

  • Rider-specific designs that are strong, lightweight and extremely reliable, to meet the demands of elite and professional racers
  • Features an all carbon crown and leg construction paired with cold-forged and bonded dropouts
  • 7000 series aluminum steerer and modulus unidirectional carbon fiber body/legs
  • X-Forks are intended for BMX racing only and not meant for freestyle riding or dirt jumping
  • Internal butterfly steerer tube and fork crown interface
  • Includes Box Stem Lock (Part #570013)
  • No brake mounts
  • *99lb rider weight limit
 
TypeSizeSteerer TypeSteerer SizeSteerer LengthMaterialColorRakeRace DiameterAxle
BMX20"Threadless1"250mmCarbonBlack32mm27mm10mm
XL Pro Lite Carbon Fork
Part #: 28897
FORK BOX ONE XL PRO LITE CARBON 1-1/8in 20inx10mm BLADES ALY STEERER BK

  • Designed with larger-sized racers in mind, the Box One XL Fork features a 7000 series aluminum 1-1/8 inch steerer tube and standard 10mm cold-forged bonded dropouts
  • Optimal balance of weight, strength and stiffness
  • Internal butterfly steerer tube and fork crown interface
  • Includes Box One Stem Lock
 
TypeSizeSteerer TypeSteerer SizeMaterialColorRakeRace DiameterAxle
BMX20"Threadless1-1/8"Carbon/AL7000Black32mm30mm10mm
XE Expert Carbon Fork
Part #: 28896
FORK BOX ONE XE EXPERT CARBON 1in 24inx10mm BLADES ALY STEERER BK

  • The Box One XE Fork features a 1" 7000 series alloy steerer tube and a 10mm standard cold-forged and bonded dropouts
  • Every piece of unidirectional carbon fiber is placed strategically to optimize weight, strength, and stiffness
  • Internal butterfly steerer tube and fork crown interface
  • Cold forged and bonded dropouts
  • Includes Box One Stem Lock
  • * Use of a star nut voids the warranty for this product
 
TypeSizeSteerer TypeSteerer SizeBrake MountMaterialColorRakeRace DiameterAxleO.L.D.
BMX24"Threadless1"NoneCarbon/AL7000Black32mm27mm10mm100mm
XE Expert Carbon Fork
Part #: 28895
FORK BOX ONE XE EXPERT CARBON 1in 20inx10mm BLADES ALY STEERER BK

  • The Box One XE Fork features a 1" 7000 series alloy steerer tube and a 10mm standard cold-forged and bonded dropouts
  • Every piece of unidirectional carbon fiber is placed strategically to optimize weight, strength, and stiffness
  • Internal butterfly steerer tube and fork crown interface
  • Cold forged and bonded dropouts
  • Includes Box One Stem Lock
  • * Use of a star nut voids the warranty for this product
 
TypeSizeSteerer TypeSteerer SizeBrake MountMaterialColorRakeRace DiameterAxleO.L.D.
BMX20"Threadless1"NoneCarbon/AL7000Black32mm27mm10mm100mm
Box Two/Three Prime 9 X-Wide Single Shift E-Bike Group Set
Part #: 250542
GROUP KIT BOX TWO/THREE PRIME 9 X-WIDE/SINGLE SHIFT E-BIKE

  • Save a little cash with this Box Three cassette paired to the durable Box Two derailleur, shifter and chain
  • Includes Box Three cassette, Box Two rear derailleur, Box Two shifter and chain
  • Wide range 9 speed single-shift group for use with e-bikes
  • Single Shift per swing for E-Bike safe shifting
  • Derailleur features Box`s Tri-Pack Limited Slip Clutch
  • Glass fiber / nylon composite, steel and aluminum construction
  • Matte black finish
 
Color
Black
Box Two/Three Prime 9 X-Wide Multi Shift Group Set
Part #: 250541
GROUP KIT BOX TWO/THREE PRIME 9 X-WIDE/TWO-MULTI RD/TWO-TRIGGER-SHIFTER/TWO-CHAIN/THREE-CASS 11-50

  • Save a little cash with this Box Three cassette paired to the durable Box Two derailleur, shifter and chain
  • Wide range 9 speed multi-shift group with up to 3 gears per shift
  • Includes Box Three cassette, Box Two rear derailleur, Box Two shifter and chain
  • Ultra-wide ratio with consistent progression
  • Shifter offers 2pc pull lever with up to 3 gears per shift
  • Glass fiber / nylon composite, steel and aluminum construction
  • Matte black finish
 
Color
Matte Black
.three. 2pc Hollow Crankset
Part #: 211151
CRANKSET BOX THREE 2pc HOLLOW 177 24mmAXLE 104mm BK

  • Super-stiff, 2 piece crankset with hollow-forged arms & 24mm spindle
  • Includes 68mm BSA external BB
  • Chainring sold separately
 
Length / TeethSpindle TypeColorBolt PatternSpeed
17724mmBLK104mm 4-bolt1
.three. 2pc Hollow Crankset
Part #: 211149
CRANKSET BOX THREE 2pc HOLLOW 170 24mmAXLE 104mm BK

  • Super-stiff, 2 piece crankset with hollow-forged arms & 24mm spindle
  • Includes 68mm BSA external BB
  • Chainring sold separately
 
Length / TeethSpindle TypeColorBolt PatternSpeed
17024mmBLK104mm 4-bolt1
.three. 2pc Hollow Crankset
Part #: 211150
CRANKSET BOX THREE 2pc HOLLOW 175 24mmAXLE 104mm BK

  • Super-stiff, 2 piece crankset with hollow-forged arms & 24mm spindle
  • Includes 68mm BSA external BB
  • Chainring sold separately
 
Length / TeethSpindle TypeColorBolt PatternSpeed
17524mmBLK104mm 4-bolt1
.three. 2pc Hollow Crankset
Part #: 211152
CRANKSET BOX THREE 2pc HOLLOW 180 24mmAXLE 104mm BK

  • Super-stiff, 2 piece crankset with hollow-forged arms & 24mm spindle
  • Includes 68mm BSA external BB
  • Chainring sold separately
 
Length / TeethSpindle TypeColorBolt PatternSpeed
18024mmBLK104mm 4-bolt1
Box Two/Three Prime 9 X-Wide Multi Shift Group Set
Part #: 250560
GROUP KIT BOX TWO/THREE PRIME 9 X-WIDE/THREE-MULTI RD/THREE-TRIGGER-SHIFTER/TWO-CHAIN/TWO-CASS 11-50

  • Save a chunk of cash with this Box Two cassette and chain paired with Box Three derailleur and shifter
  • Wide range 9 speed multi-shift group with up to 3 gears per shift
  • Ultra-wide ratio with consistent progression
  • Shifter offers 2pc pull lever with up to 3 gears per shift
  • Resin / nylon composite, steel and aluminum construction
  • Matte black finish
 
Color
Matte Black
Box Three Prime 9 X-Wide Multi Shift Group Set
Part #: 250446
GROUP KIT BOX THREE PRIME 9 X-WIDE/MULTI RD/TRIGGER-SHIFTER/CHAIN/CASS 11-50

  • Wide range 9 speed multi-shift group with up to 3 gears per shift
  • Simple durable performance without all the bells and whistles
  • Includes 11-50t cassette, rear derailleur, shifter and chain
  • Wide ratio with consistent progression
  • Shifter offers 2pc pull lever with up to 3 gears per shift
  • Glass fiber / nylon composite, steel and aluminum construction
  • Matte black finish
 
Color
Matte Black
Box Three Prime 9 X-Wide Multi Shift E-Bike Group Set
Part #: 250502
GROUP KIT BOX THREE PRIME 9 X-WIDE/SINGLE SHIFT E-BIKE

  • Wide range 9 speed single-shift group for use with e-bikes
  • Simple durable performance without all the bells and whistles
  • Includes E-bike optimized 12-50t cassette, rear derailleur, shifter and chain
  • Single shift per swing for E-Bike safe shifting
  • Wide ratio with consistent progression
  • Glass fiber / nylon composite, steel and aluminum construction
 
Color
Black
Box Three Prime 9 Wide Multi Shift Group Set
Part #: 250501
GROUP KIT BOX THREE PRIME 9 WIDE/MULTI SHIFT

  • Wide range 9 speed multi-shift group with up to 3 gears per shift
  • Simple durable performance without all the bells and whistles
  • Includes 11-46 cassette, rear derailleur, shifter and chain
  • Wide ratio with consistent progression
  • Shifter offers 2pc pull lever with up to 3 gears per shift
  • Glass fiber / nylon composite, steel and aluminum construction
  • Matte black finish
 
Color
Matte Black
Box One Prime 9 X-Wide Rear Derailleur
Part #: 250441
DER BOX RR ONE PRIME 9 9s X-WIDE BK

  • Prime 9 Technology is a counter-intuitive philosophy based on the less is more theory - it embraces range without adding complexity
  • Intended for use with Box Components` Prime 9 speed group, not compatible with other 11-50 cassettes
  • Carbon fiber / nylon composite, steel, aluminum alloy construction
  • Adjustable Tri-Pack limited slip clutch
  • Forged inner and outer cage
  • Pivot-Tech cable stay
  • Precision sealed bushing pulleys
 
SpeedMaxCage/MountRatioColorType
9sp50Long2to1BLKMechanical
Box Four 2pc Forged Crankset
Part #: 211147
CRANKSET BOX FOUR 2pc ALY 165 24mmAXLE 104mm BK

  • Super-stiff, 2 piece crankset with cold-forged arms & 24mm spindle
  • Includes 68mm BSA external BB
  • Chainring sold separately
 
Length / TeethSpindle TypeColorBolt PatternSpeed
16524mmBLK104mm 4-bolt1
Box Four 2pc Forged Crankset
Part #: 211146
CRANKSET BOX FOUR 2pc ALY 160 24mmAXLE 104mm BK

  • Super-stiff, 2 piece crankset with cold-forged arms & 24mm spindle
  • Includes 68mm BSA external BB
  • Chainring sold separately
 
Length / TeethSpindle TypeColorBolt PatternSpeed
16024mmBLK104mm 4-bolt1
Box Four 2pc Forged Crankset
Part #: 211148
CRANKSET BOX FOUR 2pc ALY 170 24mmAXLE 104mm BK

  • Super-stiff, 2 piece crankset with cold-forged arms & 24mm spindle
  • Includes 68mm BSA external BB
  • Chainring sold separately
 
Length / TeethSpindle TypeColorBolt PatternSpeed
17024mmBLK104mm 4-bolt1
Box Four 8S Wide Group Set
Part #: 250447
GROUP KIT BOX FOUR 8s WIDE/MULTI RD/TRIGGER-SHIFTER/CHAIN/CASS 11-42

  • Wide rangle 8 speed group based on the same simple principle of the Prime 9 groups
  • Includes 8s multi shift derailleur, trigger shifter, chain and 11-42t cassette
  • Glass Fiber / Nylon Composite, Steel, Aluminum
 
Color
Matte Black
Box Four 8S Wide Single E-Bike Group Set
Part #: 250503
GROUP KIT BOX FOUR 8s WIDE/SINGLE E-BIKE

  • Wide range 8 speed group based on the same simple principle of the Prime 9 groups
  • Includes 8s single shift derailleur, trigger shifter, chain and 11-42t cassette
  • Glass Fiber / Nylon Composite, Steel, Aluminum
  • Single shift per swing for E-bike safe shifting
  • Best paired with Box`s narrow/wide 8sp chainring
 
Color
Matte Black
Box One UD Carbon BMX Handlebar
Part #: 34940
HBAR BOX ONE UD CARBON 26x6x22.2 BK

  • Ultra-lightweight Box One Carbon BMX Handlebars are made using advanced carbon fiber technology
  • Designed for smaller BMX racers, they feature a unique profile that increases stiffness and strength, while keeping the weight extremely low
  • Box One Carbon Handlebars are designed for BMX racing only
  • 3k carbon fiber weave
 
Clamp SizeWidth / LengthRise / ReachUpsweep / DropBack Sweep / BendColorTypeMaterial
22.2mm26"6"CarbonBMXCarbon
Box One Titanium Square-Taper Bottom Bracket
Part #: 210902
BB SET BOX 68x113 ONE TITANIUM SQ ENG GD

  • With precision sealed bearings and cold-forged, aluminum CNC machined cups, Box One Titanium Square Taper bottom brackets are the best option for young BMX racers and other users of three piece cranks in search of performance gains and weight savings
  • Hollow, custom titanium-nitride coated titanium spindles and carbon fiber center seals, helping keep the weight down between 185 and 190 grams
  • Other features include cups that are anodized black with anodized gold inner seals, and a JIS tapered spindle
 
ShellInterfaceSpindle TypeLengthCup MaterialWeight
68mmENGSQR JIS113mmAluminum190g
Box One Titanium Square-Taper Bottom Bracket
Part #: 210901
BB SET BOX 68x108 ONE TITANIUM SQ ENG GD

  • With precision sealed bearings and cold-forged, aluminum CNC machined cups, Box One Titanium Square Taper bottom brackets are the best option for young BMX racers and other users of three piece cranks in search of performance gains and weight savings
  • Hollow, custom titanium-nitride coated titanium spindles and carbon fiber center seals, helping keep the weight down between 185 and 190 grams
  • Other features include cups that are anodized black with anodized gold inner seals, and a JIS tapered spindle
 
ShellInterfaceSpindle TypeLengthCup MaterialWeight
68mmENGSQR JIS108mmAluminum185g
Box One Stealth MTB Front Hub
Part #: 371589
HUB FT BOX ONE STEALTH MTB XD BOOST 110x15 6B 32h BK

  • The Box One Stealth Boost Front Hub is designed to provide low drag, solid wheel-builds that create positive steering and stout platform
  • Optimized use of application specific Enduro bearings for long life and unmatched performance
  • Angled hub flanges improve spoke bracing, decreases spoke breakage and promotes stronger overall wheels
  • 7075 aluminum body and steel driver
  • Boost spacing and 6 bolt disc brake compatible
 
UseSpoke CountSpacing / AxleMaterialColorWtBrake TypeOLDAxle Length
FT32H15TAAlyBlk195g6B110110
Box One Stealth Expert Hubs
Part #: 371409
HUB FT BOX ONE STEALTH EXPERT BO 100x10 28h

  • The Box One Stealth Expert Hubset is designed to be light weight for light weight riders, and features small hub flanges, lower spoke counts and decreased material to keep the weight down
  • Enduro ABEC 5 low-drag sealed bearings
  • Micro pre-load adjuster
  • Angled hub flanges
  • Precision spoke holes
  • Stainless knurled dropout grip rings
  • 8mm hex bolts
  • Recommended rider weight under 140lbs
 
UseSpoke CountSpacing / AxleMaterialColorBrake TypeOLDPCD-LPCD-RLTF-LLTF-RCTF-LCTF-RBearing TypeAxle LengthHole Diameter
FT28HB/O-NUT M10x1AlloyBlackRIM100404017173333Sealed1002.5
Box One UD Carbon BMX Handlebar
Part #: 34822
HBAR BOX ONE UD CARBON 23x4.5x22.2 BK (J)

  • Ultra-lightweight Box One Carbon BMX Handlebars are made using advanced carbon fiber technology
  • Designed for smaller BMX racers, they feature a unique profile that increases stiffness and strength, while keeping the weight extremely low
  • Box One Carbon Handlebars are designed for BMX racing only
  • 3k carbon fiber weave
 
Clamp SizeWidth / LengthRise / ReachUpsweep / DropBack Sweep / BendColorTypeMaterial
22.2mm23"4.5"CarbonBMXCarbon
Box Two Prime 9 X-Wide Rear Derailleur
Part #: 250443
DER BOX RR TWO PRIME 9 9s X-WIDE BK

  • Prime 9 Technology is a counter-intuitive philosophy based on the less is more theory - it embraces range without adding complexity
  • Intended for use with Box Components` Prime 9 speed group, not compatible with other 11-50 cassettes
  • Same functions as the Box One Prime 9 derailleur with more affordable materials
  • Glass fiber/nylon composite, steel, aluminum alloy
  • Tri-Pack limited slip clutch
  • Forged inner and outer cage
  • Pivot-Tech cable stay
  • Precision sealed bushing pulleys
 
SpeedMaxCage/MountRatioColorType
9sp50Long2to1BLKMechanical
Box One UD Carbon BMX Handlebar
Part #: 34823
HBAR BOX ONE UD CARBON 21x3x22.2 BK (J)

  • Ultra-lightweight Box One Carbon BMX Handlebars are made using advanced carbon fiber technology
  • Designed for smaller BMX racers, they feature a unique profile that increases stiffness and strength, while keeping the weight extremely low
  • Box One Carbon Handlebars are designed for BMX racing only
  • 3k carbon fiber weave
 
Clamp SizeWidth / LengthRise / ReachUpsweep / DropBack Sweep / BendColorTypeMaterial
22.2mm21"3"CarbonBMXCarbon
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