Sram: Rival HydroR is built for 100 percent of what you demand. For the road-warrior, dirt-devil, or bog-trotter. Rival 22 Hydraulic 11-Speed Disc shift and brake controls feature Reach Adjust, completely new hydraulic internals, and improved ergonomics for better finger wrap. Perfect as you realize your love of ripping descents needs an equal power for stopping and modulating speed.Lever body design offers excellent finger wrap, comfort and controlNewly designed bleed port for easier accessA new master cylinder design featuring new seals and a new piston designISO 4210 compliant. See Declaration of Conformity for details.