The Shimano XTR M9020 Trail 1 x 11 Speed Crank Set is ideal for riders who choose simplicity over gear range & need additional strength for the abuse of aggressive trails nd enduro racing. These trail specific FC M9020 cranks are cold forged & compatible with M9000 1x, 2x & 3x chainrings on its standard 168mm Q factor crankarms. The crank arms have a carbon aluminium 3D hollow structure to increase stiffness & the outer chainring features titanium teeth which helps to create a stiff, light weight & hard-wearing chainring. With a 168mm Q-factor these cranks are suited for all-mountain use in conjunction with 11-40T cassette. Available in Silver only, with crank lengths of 165, 170, 175 & 180mm.