Origin8 Revolvr Outboard Thread-Together BB30 Bottom Bracket 68/73mm x 42mm SRAM DUB 28.99mm

Thread-together bottom brackets provide a secure and stable shell interface for smoother operation and extended bearing life. Hybrid AL6061/Nylon fiber cups for a superior fit and noise-free operation. Low-friction dual seals protect the bearings from harmful contaminants. Sealed premium bearings are both serviceable and replaceable. Designed for installing Sram DUB 28.99mm spindle cranks into BB30 frames