DT Swiss RWS MTB TitaniumSuperlight RWS with titanium axle and synthetic lever for mountain bikes. Mountainbikes allow for an ever increasing level of rding: Faster and more aggressive. The RWS system keeps up with this development, holding the wheels securely no matter the situation. Features: Material Axle: AL6/V4 grade 5 titanium Size: 5mm/100mm, 135mm Weight: 40g, 43g Lever: Lever in synthetic, quick releaseBuy DT Swiss Wheels & Tyres from Chain Reaction Cycles, the World’s Largest Online Bike Store.