Components

Trek developed their own bb standard to optimize their frame designs. BB90 has a 90.5mm shell width and 37mm inner diameter and is designed so that...

  ITA for Shimano Road Italian-threaded bottom bracket shells are typically found on Italian-brand road bikes. The shell measures 70mm wide and has...

The BB30 standard opened up design possibilities for frames. Adapting it for Shimano cranks takes a special machined aluminum threaded bottom brack...

The BB30 standard opened up design possibilities for frames. Adapting it for Shimano cranks takes a special machined aluminum threaded bottom brack...

  The BB30 bottom bracket allows you to pair 30mm spindle cranks to 42mm inner diameter bottom bracket shells. Cannondale pioneered this standard a...

Shimano cranks fit into BB86 frames when you have this CeramicSpeed Bottom Bracket installed. The kit consists of two cups that are pressed into ei...

  The CeramicSpeed BB86 SRAM GXP Road Bottom Brackets are compatible with press-fit specific bike frames only. The shell diameter is 41mm ID, and w...

Shimano cranks fit into BB86 frames when you have this CeramicSpeed Bottom Bracket installed. The kit consists of two cups that are pressed into ei...

The new SRAM DUB crank standard, built on a 28.99 spindle, allows for a more contamination resistant BB design, while retaining the ultra-efficien...

The new SRAM DUB crank standard, built on a 28.99 spindle, allows for a more contamination resistant BB design, while retaining the ultra-efficien...

  The CeramicSpeed BB86 SRAM GXP Road Bottom Brackets are compatible with press-fit specific bike frames only. The shell diameter is 41mm ID, and w...

BB90 is the Trek oversized bottom bracket standard and is only found on Trek road bikes. The shell is 90.5mm wide and is designed to work with 24mm...

BB90 is the Trek oversized bottom bracket standard and is only found on Trek road bikes. The shell is 90.5mm wide and is designed to work with 24mm...

  BBright is the Cervélo bottom bracket standard, found on most of their frames, save the P5. In order to fit Shimano and FSA cranks into this over...

BBright is the Cervélo bottom bracket standard, found on most of their frames, save the P5. In order to fit Shimano and FSA cranks into this oversi...

BBright for SRAM DUB Road The new SRAM DUB crank standard, built on a 28.99 spindle, allows for a more contamination resistant BB design, while ret...

BBright for SRAM DUB Road The new SRAM DUB crank standard, built on a 28.99 spindle, allows for a more contamination resistant BB design, while ret...

If you have a Cervélo, chances are your bike has the BBright bottom bracket standard. P5s don’t; same with older frames. Fitting SRAM and Quarq cra...

The BSA, or English threaded, bottom bracket is a traditional shell size. It has an inner diameter of 34mm and is 68mm wide. These cups thread into...

  The new SRAM DUB crank standard, built on a 28.99 spindle, allows for a more contamination resistant BB design, while retaining the ultra-efficie...

BSA is another way of stating English threading; it comes from British Standard Cycle. English threading on road bikes means a 68mm wide, 34mm insi...

BSA is another way of stating English threading; it comes from British Standard Cycle. English threading on road bikes means a 68mm wide, 34mm insi...