BB30-OUT bottom brackets are a separate component pressed directly into the frame. The bearings are pressed into cups and the cups then pressed into the frame. Wheels Mfg BB30-OUT bottom brackets allow for 24mm (Shimano, FSA, etc.) or 22/24mm (GXP, SRAM, etc.) spindle cranks can be used in BB30 frames without using adapters.
- Frame shell width: 68mm (road) or 73mm (mountain)
- Frame shell ID: 42mm
- Accepts 24mm or 22/24mm cranks


BB30-OUT Tech Links
- BB30-OUT ABEC-3 (Shimano) Installation / Warranty
- BB30-OUT Angular Contact (Shimano) Installation / Warranty
- BB30-OUT Ceramic Hybrid (Shimano) Installation / Warranty
- BB30-OUT Zero Ceramic (Shimano) Installation / Warranty
- BB30-OUT ABEC-3 (SRAM) Installation / Warranty
- BB30-OUT Angular Contact (SRAM) Installation / Warranty
- BB30-OUT Ceramic Hybrid (SRAM) Installation / Warranty
- BB30-OUT Zero Ceramic (SRAM) Installation / Warranty
- BB30 vs PF30?
- Bottom Bracket Warranty / Exchanges