Campagnolo CN17-1114 11x chain Designed for use with the Potenza 11 & any 11x Campagnolo groupset. Ultra-Link connectors, designed to provide maximum performance to Campagnolo transmissions. Enhanced efficiency means longer life for chainrings & sprockets. Special steel link pins have been designed to adhere perfectly to gears & sprocket teeth providing maximum fluidity, reduced friction & enhanced chain life. Advanced Ni-PTFE anti-friction coating provides smooth pedaling, quiet operation & longer life through reduced friction strain. Spec 11speed 1/2x 3/32 114L Ultra Link Nickel Weight: 235g