Chain - X11TT 11 Speed 1/2" x 11/128" 118L Neo Chrome

- Hi-Performance. \n- Specially designed for road racing and time trial \n- Extra light: Hollow outer and inner plate \n- XX-Bridge and optimal chamfering design to ensure the best shifting performance and smoother chain and tooth interaction. \n- Hydraulic Riveting for pins that can prevail against heavy loads and stressed shifting. \n- Made from a specific alloy steel composition to reduce chain elongation which prolongs drive train life. \n- Materials and design enhance efficiency for faster acceleration and lower rider energy input to maintain momentum. Improves drive train efficiency by 4%. \n- Testing results for the X11TT show riding for one hour at 90RPM at 200W covered 5% more distance than the X11EL. \n- Compatible with Shimano, Campagnolo and SRAM 11 speed systems. 1 x 11, 2 x 11, 3 x 11 118 Links.