The TR25 Center Hub Thru Axle bike wheelset features a tubeless ready design and supports 7/8/9/10/11/12 speeds. The wheelset has a French air nozzle and comes with front 2 and rear 4 bearings. The rim is made of aluminum alloy and has a width of 25mm. The spokes are made of 45# steel and have 32 holes. The wheelset is compatible with 100mm and 142mm axles and has a weight of approximately 0.86kg for the front wheel and 0.96kg for the rear wheel.