shimano grx rd-rx812 11-speed shadow+ single rear derailleur

Shimano grx, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world.Features:Low profile shadow plus design 11-speed rear derailleur for fast and precise shifting performanceShadow plus uses a chain stabilising switch that when on will reduce chain bounce in rough terrain maintaining more stable drive and shiftingHigh tolerance cold forged aluminium link plates and body construction is extremely light and durableCompatible with 11-speed hg chainsWide gear ratio compatible up to 11-42tFor use with single chainsetWeight: 267 g