Tested in official UCI Gravel races, the Graff Aero are made of T700 carbon fibre rim with a symmetrical 42mm profile that offers the highest level of performance and strength.   The 25mm internal width with Hookless Tubeless Straight Side technology (ISO 5775-2 / hookless) ensures perfect adaptability to modern tubeless systems. The AL 7075 - T6 freehub body with steel pawls holder ensures superior durability and reliability.    CR Hubs The CR hubs in AL 7075 - T6 are compatible, among others, with SH MicroSpline, HG, XDR  while Miche steel bearings ensure flawless rotational smoothness. 12+12 Superlight double thickness aero spokes have a total weight of 1580 grams.    Rims Rim: Carbon, Hookless. Brake Surface: Centrelock Disc. Depth: 42mm.   Hubs Front Axle: Miche CR, 12x100mm. Rear Axle: Miche CR, 142x12mm. Freehub: Sram XDR, Shimano HG, Shimano MS. Bearings: Steel bearings. Rotor Mount: Centrelock.   Spokes: Spokes: Straight Pull, Double Butted.   Other: Weight: 1580g (Tubeless ready +20g). Max Load Weight (Bike & User): 108kg.