e*13 Quick Connect Boost Guidering M

BOOST SPECIFIC -5MM OFFSET Step-up to better chain retention with the Modified Guidering! Optimized tooth profiles and chamfers provide greater chain retention than standard rings. Months of testing and numerous iterations have yielded a long-wearing shape and finish to make sure your chain stays put even after months of use. Coupled with a clutch-style 10 or 11 speed rear derailleur and proper drivetrain protection, you’ll be ready for anything the trail throws at you.