General description Zipp’s 303 Firecrest Tubeless rim-brake wheelset is an all-around wheelset designed for modern road riding. It combines rich heritage with innovative features, making it suitable for various terrains, from mountains to rolling hills and intense sprints. The wheelset is lightweight and optimized for speed, offering exceptional performance in both wet and dry conditions. Technical specifications Rim construction: Carbon Rim depth: 45mm Rim - inside width: 19mm Brake compatibility: Rim Tire compatibility: Clincher, Tubeless Ready Rim profile: Symmetrical Max tire pressure: 125psi Max recommended rider weight: 250lbs Part Weight: 842g Spoke count: 24 Spoke type: CX-Sprint Nipple material: Aluminum Hub: ZR1 Driver body type: SRAM XDR Axle type: QR 135 Bearings: Cartridge - Stainless Steel Compatibility and accessories Ships with QR end caps and quick release skewers Campagnolo driver body sold separately Usage The Zipp 303 Firecrest wheelset is designed for road cycling