Fulcrum Racing 5 Disc Brake Clincher Shimano WheelsetIntroducing the Racing 5 DB wheels - the ultimate choice for endurance bikes. With a U-shaped profile of 24mm, these wheels offer reduced aerodynamic resistance and stiffness, making them perfect for long rides without the worry of climbing, rain or wind. This feature also helps in saving energy and increasing comfort. The aluminium rim has an increased inner channel width of 20mm, and the 2 Way Fit system comfortably fits 25-28mm tyres, both clinchers and tubeless. Plus, the new laser-etched graphics design ensures a long-lasting, striking look.The Racing 5 DB wheels come equipped with advanced technologies to enhance performance. The Anti-Rotation System prevents the spokes from losing their initial tension, keeping the wheel centred and reactive. The Fulcrum Identification Card certifies that each component of the wheel is handmade and undergoes extensive testing to guarantee maximum reliability and performance. Additionally, the AFS Axle System increases structural rigidity and allows for more precise and powerful braking, making these wheels perfect for endurance rides.Finally, the asymmetrical rim design balances the forces from brakes and sprocket cassette, improving rim tension and overall performance. Fulcrum's commitment to quality is reflected in their traceability guarantee. So, keep the label attached to any Fulcrum product for a guarantee in case of ascertained defectiveness.