ZIPP Super-9 Tubeless Disc-Brake Disc WheelLight weight at 1050g 23mm internal rim width (30. 4mm external width) for optimization of wider tires run at lower pressures 28mm minimum and optimal tire size Integrated TyreWiz 2. 0 tire pressure monitor (10g) Aero, durable, light weight Watt savings from reduced rolling resistance Redesigned pump access with integrated cover no sticker needed Ships with pumpchuck adapter Sleek matte finish Lifetime Warranty Optimized for tubeless setup, but you