open pro ust disc rim

The Open Pro reinvented, with the high-end technologies of Mavic's Wheel-Tyre Systems, including ISM4D and UST. The rim bed shape improves the mounting of any tyres, tubeless and tubetype. UST tape and valve sold separately. **Features** **Maxtal aluminium alloy** Light and strong and exclusive to Mavic. This specific aluminium alloy offers a higher strength to weight ratio than conventional 6106 alloy **ISM 4D light rim** Inter Spoke Milling 4 Dimensions. An exclusive Mavic patented concept, reducing weight and inertia without compromising durability. Faster acceleration, better handling and more resistance. The perfect mix to make the most of any ride. **SUP welding** Strong and smoother. After bending the rim joint is arc welded. The welded seam is then milled for a smooth finish **UST Tubeless technology** Traction and control. The UST concept improves traction, control and comfort while reducing inertia and flats **Specifications** * Material: Maxtal * Braking: Disc * Joint: SUP welding * Drilling: Traditional with eyelet * Height: 20mm * Internal width: 19mm * ETRTO: 622x19TC * Tyre: Tubeless ready * Valve hole diameter: 6.5mm * Tubeless tape width: 25mm (Not included) * Recommended tyre width: 23 to 62mm * Weight: 430g