Zipp's 404 Firecrest Carbon Tubeless rims are a go-to speed weapon for any situation. The aero and crosswind-stable 58mm rim depth is ideal for road races, time trial and triathlon, gran fondos, and endless training over all types of terrain. Features Zipp's ABLC Sawtooth Technology using a complex dimpling pattern to improve aero efficiency New Zipp graphics and cosmetic identity that scream speed Includes rim kit decals, nipple washers, tubeless tape, valve and wrench Specifications Rim Width (Internal) 19 Brake Track Carbon Valve Presta Color Carbon / Black Wheel Size 700c Defined Color Carbon ISO Diameter 622 / Road / 29" Hub Drilling 18 Rim Material Carbon Tire Type Tubeless Ready