SEALED CARTRIDGE BB

Affordable, high-performance square taper bottom bracketHand assembled with a chromoly spindle, sealed bearings and forged and CNC-machined alloy cups68mmENGSQR JIS108mmAlloyBlack

Affordable, high-performance square taper bottom bracketHand assembled with a chromoly spindle, sealed bearings and forged and CNC-machined alloy cups68mmENGSQR JIS113mmAlloyBlack

Box Two™ Square Taper Cromo Bottom Brackets are the best option for young BMX racers and other users of three-piece cranks in search of an affordable, high-performance square taper bottom bracketEach bottom bracket is hand assembled with a chromoly spindle, sealed bearings, forged and CNC-machined alloy cups and a composite center spacer/seal68mmENGSQR JIS108mmChromoly

Affordable replacement bottom brackets with forged chromoly spindlesSteel cups with sealed cartridge bearings featuring oversized 3/16` ball bearings68mmENGSQR JIS103mmSteel295gSilver

Affordable replacement bottom brackets with forged chromoly spindlesSteel cups with sealed cartridge bearings featuring oversized 3/16` ball bearings68mmENGSQR JIS110mmSteel295gSilver

Affordable replacement bottom brackets with forged chromoly spindlesSteel cups with sealed cartridge bearings featuring oversized 3/16` ball bearings68mmENGSQR JIS113mmSteel295gSilver

Affordable replacement bottom brackets with forged chromoly spindlesSteel cups with sealed cartridge bearings featuring oversized 3/16` ball bearings68mmENGSQR JIS118mmSteel295gSilver

Affordable replacement bottom brackets with forged chromoly spindlesSteel cups with sealed cartridge bearings featuring oversized 3/16` ball bearings68mmENGSQR JIS122mmSteel295gSilver

Steel bodySteel cupsChromoly spindleSealed bearings88mmENGSQR JIS140mmSteel305-320g

Steel bodySupports E-Type front derailleursHeat treated chromoly 12 spline spindleSealed cartridge bearings68E/73mmENGPower Spline113mmAlloy363g

Heat-treated chromoly 12 spline spindle to make sure it can go the distance with even the most demanding ridersSealed cartridge bearings68mmENGPower Spline113mmAlloy363gBlack

Heat-treated chromoly 12 spline spindle to make sure it can go the distance with even the most demanding ridersSealed cartridge bearings68mmENGPower Spline118mmAlloy363gBlack