Rim Info T700 Carbon Fiber Rim Width: 21.4mm internal / 28mm external Rim Depth: 45-50mm front & rear Spokes Pillar 1423 steel spokes 24 pcs front / 24 pcs rear T-LOCK anti-rotation spoke nipples Weight 1578g Max. System Weight: 130kg Hub Structure 4 Pawls. Bearings Steel bearings. Freehub Shimano/XDR/CP compatible. Tire Info Tubless / Clincher Recommended Size: 25mm ~ 28mm Max. Tire Pressure: 120 psi Max. Rigorous Testing and Pro Approval Proven in lab and real-world tests, praised by professional riders for top performance. Steadfast Durability for Rider Confdence With the UNAAS HARD model providing faster, smoother, and more stable performance. Carbon Rims with Steel Spokes A cost-effective combination that maintains lightness,enhances stiffness and durability. improves fatigue resistance, and extends overall lifespan. Wave Rim Design Boosts stability in crosswinds, making the wheels aerodynamic, laterally stiff, strong, and crosswind-resistant.