Constructed of high-strength seamless double-butted 2014-T6 alloy Each handlebar has been shot-peened and hard anodized for improved durability Oversized 1-1/8รถ clamp diameter improves bar/clamp grip (requires "oversized" bar mounts) Lightly Knurled left slide helps with grip bar adhesion, without interfering with Lock-On Grips Includes injection-molded high-density ODI foam bar pad. HANDLEBAR FLT RC4 BK