Legendary Shimano Ultegra reliability paired with Vision Trimax Tubeless and E-Bike rated rims to achieve the difficult task of a desirable wheel upgrade for modern e-road bikes. Also suitable for road cyclists looking for a modern road wheels that checks the boxes of tubeless, disc, aero, and high strength-to-weight. - Center-Lock - 32 Hole - 19mm inner width - 32 spokes