Zipp Speed Weaponry 808 Firecrest Carbon Rim - 700, Rim Brake, Matte Carbon, 18H, FrontZipps 808 Firecrest Carbon Tubeless rims feature an 82mm rim depth thats fast, stable in crosswinds, and now tubeless ready. That means you get all the aero benefits with having the ability to run lower tire pressure for increased cornering grip and compliance and reduced rolling resistance, without the risk of pinch flats. Features Zipps ABLC Sawtooth Technology using a complex dimpling pattern to improve aero efficiency New Zipp graphics and