KMC X11TT 11 Speed 1/2" x 11/128" 118L Chain - Neo Chrome
- Hi-Performance. 
- Specially designed for road racing and time trial 
- Extra light: Hollow outer and inner plate
- XX-Bridge and optimal chamfering design to ensure the best shifting performance and smoother chain and tooth interaction.
- Hydraulic Riveting for pins that can prevail against heavy loads and stressed shifting.
- Made from a specific alloy steel composition to reduce chain elongation which prolongs drive train life.
- Materials and design enhance efficiency for faster acceleration and lower rider energy input to maintain momentum. Improves drive train efficiency by 4%.
- Testing results for the X11TT show riding for one hour at 90RPM at 200W covered 5% more distance than the X11EL.
- Compatible with Shimano, Campagnolo and SRAM 11 speed systems. 1 x 11, 2 x 11, 3 x 11 118 Links.