KMC X-Flat Silver/Black - WAXED - SRAM Flattop 12/13 Speed Chain imp Extra space and foam on

Extra space and foam on the saddle nose allow for comfortable forward pelvic rotation

17T range provides a wider range front gearing

The PES P515 power meter employs high precision strain gauges & acceleration sensors

Water-repellent outside layer featuring ThermTextura™ fabric backing to keep arms warm while transferring moisture away from the skin

Air Tune System: The lightest back system for our lightest backpacks

KMC X-Flat Silver/Black - WAXED - SRAM Flattop 12/13 Speed Chain imp Extra space and foam onThe KMC X Flat chain is specially designed for modern 12 and 13 speed SRAM drivetrains. It combines high shifting precision with durable materials. The result is a fast, efficient and durable drivetrain ideal for ambitious riders who want to combine function and design. Features Nickel Plated Silver coating treated with GO WAX chain wax compatibility: 12 13 speed derailleurs* dimensions: 1 2" x 11 128" length: 126 links Nickel Plated Silver Black