Shimano MT500 MTB 29" Rear Wheel Shimano's MT500 29" disc wheel system brings their high performance technology to an affordable price point. The Hub uses angular contact bearings designed to cradle the ball bearings giving both radial and lateral support for superior strength and durability in real world riding conditions. They also offer precision bearing adjustment and easy maintenance. Key Features Easy to use Centre-Lock Disc Rotor mount for secure hassle free setup 24 round 2.3mm butted stainless steel spokes Contact seals with internal grease sleeve to keep the elements out and the grease in 24mm wide clincher tyre compatible rim for use with 2-2.4" tyres 8/9/10/11-speed compatible Options 12 x 142mm dropouts (axle not included) Boost 12 x 148mm dropouts (axle not included) Traditional quick release design with 135 mm O.L.D includes quick release skewer