Bicycle Bottom Brackets

T47 Outboard threaded bottom brackets are made from machined aluminum, and thread together directly into T47 frames. Cups have outboard bearings, a...

T47 Inboard threaded bottom brackets are made from machined aluminum, and thread together directly into T47 frames. Cups have internal bearings fo...

T47 Inboard threaded bottom brackets are made from machined aluminum, and thread together directly into T47 frames. Cups have internal bearings fo...

T47 Inboard threaded bottom brackets are made from machined aluminum, and thread together directly into T47 frames. Cups have internal bearings fo...

Surly OD Cups​​

Wheels Manufacturing PF30 Outbound bottom brackets are for use with frames that utilize a PF30 bottom bracket standard. Features two machined alum...

Wheels Manufacturing PF30 Outbound bottom brackets are for use with frames that utilize a PF30 bottom bracket standard. Features two machined alum...

Wheels Manufacturing PF30 Outbound bottom brackets are for use with frames that utilize a PF30 bottom bracket standard. Features two machined alum...

PF30 Thread Together​​

Eccentric bottom bracket for adjusting chain tension on frames with vertical dropouts.​​

PF30 Thread Together​​

PF30 Thread Together​​

PF30 Thread Together​​

PF30 Thread Together​​

RaceFace CINCH Bottom Bracket Spacers​​

RaceFace CINCH Bottom Bracket Spacers​​

RaceFace CINCH Bottom Bracket Spacers​​

Wheels Manufacturing BSA Bottom Brackets for frames that accept English (BSA) threaded bottom brackets​​

Wheels Manufacturing BSA Bottom Brackets for frames that accept English (BSA) threaded bottom brackets​​

Wheels Manufacturing BSA Bottom Brackets for frames that accept English (BSA) threaded bottom brackets​​

Wheels Manufacturing Italian threaded bottom brackets feature machined aluminum cups, ABEC-3 sealed bearing, and full serviceability.​​

Wheels Manufacturing Italian threaded bottom brackets feature machined aluminum cups, ABEC-3 sealed bearing, and full serviceability.​​

Wheels Manufacturing Italian threaded bottom brackets feature machined aluminum cups, ABEC-3 sealed bearing, and full serviceability.​​

The Wheels Manufacturing BSA 30 bottom bracket threaded to 30mm is their solution to running a 30mm spindle crankset in a BSA (English) threaded fr...