KMC X-Flat TiN Gold - WAXED - SRAM Flattop 12/13 Speed Chain Velo-Vita The inclusion of probiotic cultures

The inclusion of probiotic cultures helps to promote protein digestion and absorption and supports gut and immune function

The FD-R7150 Di2 is the first electronic 2x front derailleur released by Shimano for the 105 road bike series

Firmware update by E-Tube Project: Yes

Premium Details – YKK zippers and an elastic waistband with silicone print

moisture management

KMC X-Flat TiN Gold - WAXED - SRAM Flattop 12/13 Speed Chain Velo-Vita The inclusion of probiotic culturesThe 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 TiN Gold coating treated with GO WAX chain wax compatibility: 12 13 speed derailleurs* dimensions: 1 2" x 11 128" length: 126 links TiN Gold Titanium nitride is a chemical