With more and more new road bikes equipped with disc brakes, it's taken quite a bit of work from wheel manufacturers to catch up. Reynolds' lineup at Interbike shows they're one of the few ahead of the game, with disc options for the Assault, Attack, Aero 65, Aero 46 and Strike on display. The Assault DB (pictured) retails for $1,799 and has a 41 mm rim profile.