One Chain for All｜100% Compatibility On All Leading Derailleur Systems Asymmetrical Chamfering Avoids Interference Added Chamfering for Smooth Operation Impeccable Precision｜Phenomenal Shifting Performance Size 1/2"x11/128" 118 links | Compatibility: SHIMANO, Campagnolo and SRAM 11 speed drivetrain systems | 1x11, 2x11, 3x11
