The shimano xtr m9000 xc 650b 275 qr tubeless compatible rear wheel is designed to meet pro criteria this race wheel is lightweight strong and durable with a tubeless compatible carbon laminate 239mm rim the rim is laced to a forged then anodized alloy hub shell for maximum strength and long lasting good looks with a titanium freehub body with quick pawl 36 point engagement internals for instant power transfer the hub uses angular contact bearings designed to cradle the balls giving both