V4 caliper uses four phenolic pistons to give more usable power

handlebars

EC49 and EC56 headsets

'No-Go' gauge that will tell you when you need to replace your chain

SRAM Code R Disc Brake - Rear - Left Lever - Black PDP|PLP|Brake Rotor Type V4 caliper uses four phenolicDesigned specifically for heavy duty demands, the SRAM Code R pairs SRAM's DirectLink lever to an oversized four piston caliper. The DirectLink lever features tool free reach adjustment allowing you to easily dial in your lever reach. The four piston caliper features oversized brake pistons, which measure 15 and 16 mm in diameter and Bleeding Edge, which results in easier, more consistent brake bleeds. The SRAM Code R demonstrates a terrific balance