R21-70 rim brake road bike 21mm internal width 70mm deep clincher carbon rim - 630g

Product Item: R21-70 rim brake road bike 21mm internal width 70mm deep clincher carbon rim - 630g Engineered for riders who demand speed, control, and all‑weather confidence, the R21‑70 is a high‑performance 700C carbon rim built for modern road setups. Its 21mm internal and 28mm external width support 25C–43C tubeless or clincher tires, delivering lower rolling resistance, improved comfort, and enhanced cornering grip. Rim Specs Rim Model R21-70 Material Toray T700 premium carbon fiber Size 700C (ETRTO 622mm) Intended Use Road/ Time Trial / Triathlon Bead Type Clincher Tubeless Ready Yes Inner/Outer Width 21mm/28mm Depth 70mm ERD 505mm (including nipple head dimension) Weight 630g±25 Offset 0mm (symmetric) Max Cyclist Weight (on flat ground) 135kgs / 298lbs Spoke Hole Angle ±7° Spoke Tension 100 ~115kgf front, 120~135kgf rear drive side Tire Pressure 125psi / 8.62bar (recommended max) Tire Size 25C ~ 43C (recommended) Warranty 5 years If you can't find the specs you need, please contact us directly to see what we can do, we will do our best to help you.