R21-50 rim brake road bike 21mm internal width 50mm deep clincher carbon rim - 510g
Road Performance | Road | 700c | 25mm - 43mm Tires | Symmetric | Rim
Product Item: R21-50 rim brake road bike 21mm internal width 50mm deep clincher carbon rim - 510g
Engineered for riders who demand speed, control, and all‑weather confidence, the R21‑50 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 | R21-50 |
| 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 | 50mm |
| ERD | 545mm (including nipple head dimension) |
| Weight | 510g±20 |
| Offset | 0mm (symmetric) |
|
Max Cyclist Weight (on flat ground) |
125kgs / 276lbs |
| 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.
