The all-new M6 is ENVE's flagship, every day, any-trail, wheel developed for all the bikes, riders, and trails between cross-country and gravity racing disciplines. Like all new M Series wheels, the M6's rims feature unique shapes and constructions front and back. To accommodate the modern trail rider's preference for 2.4-2.5" wide tires, the M6's front rim features an internal rim width of 32mm, and the rear is 29mm. - The rear rim has been optimized for power transmission, tracking, and durability - Wide Hookless Bead - Trail optimized anti-pinch flat protection - Innerdrive 80pt engagement hubs with CX Ray straight pull spokes - Brass external nipples with Nyloc threaded locking insert - Built for Cross-Country, Down-Country, Trail Applications - Approved for E-bike usage - Up to 75nm - Backed by ENVE's 5-year Factory Warranty and Incidental Damage Protection