BB SET OR8 REVOLVR SHI OUTBOARD 68/73 ENG SB BK

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