Bottom brackets for road, gravel, cyclocross and MTB frames

Shimano DURA-ACE BB7700 Octalink bottom bracket, 109.5 mm axle length, BSA thread for 68 mm bottom bracket shell

Shimano DURA-ACE BB7700 Octalink bottom bracket, 109.5 mm axle length, Italian thread for 70 mm bottom bracket shell

Shimano TRack Bottom Bracket DURA-ACE BB7710 Octalink, 109.5 mm axle length, BSA thread 68 mm bottom bracket shell

Shimano 105 BB5500 Octalink bottom bracket, 118.5 mm axle length, for BSA thread and 68 mm bottom bracket shell

Shimano 105 BB5500 Octalink bottom bracket, 118.5 mm axle length, for ITA thread and 70 mm bottom bracket shell

Shimano 105 BB5500 Octalink bottom bracket, 109.5 mm axle length, for BSA thread and 68 mm bottom bracket shell

Shimano 105 BB5500 Octalink bottom bracket, 109.5 mm axle length, for ITA thread and 70 mm bottom bracket shell

Shimano SAint bottom bracket SM BB80 D, BSA thread for 83 mm bottom bracket shells and Shimano Hollowtech II cranks

Chris King TreadFit 24 bottom bracket, BSA thread, without conversion kit, colour: silver, for Shimano Hollowtech II, Sram GXP, FSA MegaExo, Race Face X Type MTB and road cranksets with a 24 mm axle

Chris King TreadFit 24 bottom bracket, BSA thread, without conversion kit, colour: black, for Shimano Hollowtech II, Sram GXP, FSA MegaExo, Race Face X Type MTB and road cranksets with a 24 mm axle

Chris King TreadFit 24 bottom bracket, BSA thread, without conversion kit, colour: red, for Shimano Hollowtech II, Sram GXP, FSA MegaExo, Race Face X Type MTB and road cranksets with a 24 mm axle

Chris King TreadFit 24 bottom bracket, BSA thread, ceramic ball bearings, without conversion kit, colour: silver, for Shimano Hollowtech II, Sram GXP, FSA MegaExo, Race Face X Type MTB and road cranksets with a 24 mm axle

Chris King TreadFit 24 bottom bracket, BSA thread, ceramic ball bearings, without conversion kit, colour: black, for Shimano Hollowtech II, Sram GXP, FSA MegaExo, Race Face X Type MTB and road cranksets with a 24 mm axle

Chris King TreadFit 24 bottom bracket, BSA thread, ceramic ball bearings, without conversion kit, colour: red, for Shimano Hollowtech II, Sram GXP, FSA MegaExo, Race Face X Type MTB and road cranksets with a 24 mm axle

The FSA BB-30 bottom bracket for MTB cranksets

The FSA BB-30 Ceramic bottom bracket for MTB cranksets

The FSA BB-86 bottom bracket, for FSA MegaExo aluminium and carbon road bike cranksets.

The FSA BB-86 Ceramic bottom bracket, for FSA MegaExo carbon road bike cranksets

The FSA BB-92 Ceramic bottom bracket, for FSA MegaExo carbon road bike cranksets

FSA PF-30 Ceramic Bottom Bracket for MTB Cranksets

FSA PF-30 bottom bracket for MTB cranksets

FSA BBright adapter rings (PF30 to 24 mm)

Wheels Manufacturing Outboard Threaded Bottom Bracket, Pressfit30, black, Enduro ABEC3 bearings, for cranksets with a 24 mm axle, press-fit dimensions 46 x 68–73 mm

Wheels Manufacturing Outboard Threaded Bottom Bracket, Pressfit30, Enduro Angular Contact Bearings, for cranks

with 24 mm axles, press-fit dimensions 46 x 68–73 mm

Wheels Manufacturing Outboard Threaded Bottom Bracket, Pressfit30, black, Enduro Angular Contact Bearings, for Sram GXP cranksets with 24/22 mm axles, press-fit dimensions 46 x 68–73 mm

Wheels Manufacturing Bottom Bracket Outboard Threaded, Pressfit30, black, Enduro ABEC5 Zero Ceramic, Bearings, for Sram GXP cranksets with 24/22mm axles, press-fit dimensions 46 x 68–73 mm

The FSA BB-90 bottom bracket, for Trek Madone frames and FSA MegaExo aluminium cranksets

FSA MegaExo MTB bottom bracket, BSA thread and 68 mm bottom bracket shell

Campagnolo Record Ultra Torque bottom bracket cups with Italian threading.

Campagnolo Record Ultra Torque bottom bracket cups with BSA threading.

FSA BB-30 bottom bracket for road bike cranksets

FSA PressFit 30 Ceramic Bottom Bracket, BB-PF8200, axle diameter 30 mm, press-fit diameter 46 mm, shell width 68 mm

FSA PressFit 30 bottom bracket, BB-PF6000, axle diameter 30 mm, press-fit diameter 46 mm

FSA BB386Evo bottom bracket, BSA thread, for FSA Evo 386 road bike cranksets

FSA BB-386 Evo Bottom Bracket EVO BB86 Adapter EE120, Pressfit BB86, press-fit diameter 41 mm, shell width 86.5 mm

FSA MegaExo bottom bracket for road bikes, compatible with K-Force / SL-K Light road bike cranksets with BSA threading.

Chris King bottom bracket adapter, ThreadFit 24 mm Conversion Kit #12, MTB 73 mm, 24 mm axle, similar to illustration

The Chris King bottom bracket wrench for 3/8" ratchet. ThrädFit24

FSA bottom bracket tool for BB386 Evo BSA cups, 48 mm ring spanner

The FSA MegaExo road bike bottom bracket for SL-K light road bike cranksets with Italian threading.

The FSA BB 30 adapter with ceramic bearings for fitting FSA MegaExo carbon road bike cranksets to frames with a BB 30 bottom bracket shell

FSA BB 30 adapter BB-CFW3 for fitting FSA MegaExo road bike cranksets to frames with a BB 30 bottom bracket shell

FSA BB-OS8200 bottom bracket, BB-30 Ceramic for road bike cranksets

Shimano Saint bottom bracket SM BB80 BSA threaded for 68–73 mm bottom bracket shells and Shimano Hollowtech II cranks

Race Face bottom bracket Cinch PF30, press-fit diameter 46 mm, bottom bracket shell width 83 mm

Race Face Bottom Bracket Cinch 30, BSA 83 mm

Truvativ-Sram BB30 bottom brackets for BB30 bottom bracket shells, 42 mm press-fit.

The Truvativ-SRAM BB30 ceramic bottom bracket for BB30 bottom bracket shells, with a press-fit diameter of 42 mm.

The Truvativ-Sram BBright PressFit 30 bottom bracket for BB30 cranksets, press-fit diameter 46 mm.

Shimano SM BB71 41B road bike bottom bracket BB 86-92, press-fit dimensions 41 x 86.5 mm, black, for Shimano Hollowtech II cranksets with a 24 mm axle