Origin8 Revolvr HTII Outboard ENG Bottom Bracket 68/73mm Shimano HTII 24mm

Forged and CNC machined AL6061 thread-in 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 Shimano HTII 24mm spindle cranks into BSA threaded frames