Shimano GRX 1X11 Rear Derailleur Brakes Rim Weight:413

Weight:413

engineered for premium sound and a long-lasting battery to keep you aware & motivated to power through any workout

Hidden corner stash pockets with zippers

and durable pack that supports your overnight mission

SIZE OPTIONS : 34 - 41 (half sizes)

Shimano GRX 1X11 Rear Derailleur Brakes Rim Weight:413SHIMANO GRX REAR DERAILLEUR RD RX812 With an integrated chain stabilizer mechanism, the SHIMANO GRX derailleur provides a quieter experience and shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features an ON OFF switch for the chain tensioner. The RD RX812 rear derailleur is compatible with MTB cassettes with a 42T low sprocket max. FEATURES: For 1x drivetrains Adjustable chain stabilizer prevents chain