Shimano Deore XT FC-M8100-1 Crankset - 170mm 12-Speed 1x Direct Mount Hollowtech II Spindle Interface BLK ModelNumber=J2749 Undulating 82mm-85mm deep rim shape

Undulating 82mm-85mm deep rim shape our patented Sawtooth profile is our highest performing design for aero efficiency and crosswind stability

Bolt Size M6 Frame Mount 22

Features a traditional steerer clamp that is shaped to save weight and to be knee friendly

Gender/Age Adult Rotational Protection Yes Minimum Head Circumference 52 Color Velvet Black Size Medium Visor Included Yes Multi Impact No Weight 350 Helmet Certifications Complies with the U

Shimano Deore XT FC-M8100-1 Crankset - 170mm 12-Speed 1x Direct Mount Hollowtech II Spindle Interface BLK ModelNumber=J2749 Undulating 82mm-85mm deep rim shapeThe Shimano Deore XT FC M8100 1 crankset for MTB offers the simplicity of a 1x drivetrain with the stability and compatibility of Hollowtech II technology. Chainring sold separately Hollow forged crank maximizes power transfer while limiting weight Shimano's Hollowtech II technology provides the best balance of stiffness strength weight and rotating performance Features 52mm chainline 172mm Q factor Rings Sold Separately Number of Chainrings No Rings