The all-new M6 are ENVE's flagship, every day, any-trail, rims developed for all the bikes, riders, and trails between cross-country and gravity racing disciplines. Like all new M Series rims, the M6 features 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 front rim's additional width and lighter construction maximize compliance, traction, and tire stability The rear rim has been optimized for power transmission and durability Wide Hookless Bead - Trail optimized anti-pinch flat protection 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 Designed for rear wheel use Specifications Rim Width (External)38.4