Rear Boostinators consist of an end cap and rotor spacer

reliability and material choice

With input from the pro-level riders and an aluminium construction

Premium elbow pads from the best in the business

Multiple coats can be applied for increased protection and shine - just wait 24 hours before reapplying

Race Face Cinch Direct Mount Narrow-Wide Chainring - Direct Mount - Race Face - Easton Cinch - 6-0mm Super Boost Flip - Round - 34T - 9-12 Speed - Alloy Images Uploaded - Ready for Review Rear Boostinators consist of anReplacement rings for your Race Face Cinch cranks. These direct mount rings feature a narrow wide tooth profile and are constructed from 4mm thick 7075 T6 aluminium or steel to prevent flex. The narrow wide tooth profile is necessary in single chainring setups to help prevent the chain from dropping off. Who's this item for: Riders with a RaceFace Cinch crank looking to upgrade or replace their chainring. Chain retention technology: Proven Narrow Wide