ORIGIN 8 REVOLVR BB86/92 TO FIT GXP OS THREAD TOGETHER SB BLACK GENERAL Premium direct mount chainring made

Premium direct mount chainring made specifically for E13 TRS cranks

Produces consistent tension every time

Premium quality housing

104mm/4B alloy chainrings for double cranksets

ORIGIN 8 REVOLVR BB86/92 TO FIT GXP OS THREAD TOGETHER SB BLACK GENERAL Premium direct mount chainring madeThread together bottom brackets provide a secure and stable shell interface for smoother operation and extended bearing life OS versions are designed for use in frames with worn out, oversized bottom bracket shells 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 Models available for both Shimano