Cannondale SI Lock Ring 29" Best for non-prescription lenses

Best for non-prescription lenses

performance

Application: All-Purpose

It's constructed from all metal alloy and is backed with a lifetime warranty

Requires KT012 tool for installation and removal

Cannondale SI Lock Ring 29" Best for non-prescription lensesOriginal alloy Cannondale lockring used to fasten the spider to the crankarm on Hollowgram cranks. Compatible with all Cannondale BB30 Hollowgram cranks, and was redesigned to fit Evo's press fit bottom bracket. If you have an Evo you need this lockring, because the old one does not fit. Kit includes one alloy lockring and does NOT include Loctite required at time of installation. Requires KT012 tool for installation and removal.