Model:DTXT-2.0 Size:38mm Specifications:Support barrel shaft version and quick release version Hub:Six-hole and thru-axle versions, straight-pull front two rear four bearing hub Freehub:Strengthening aluminum freehub to be compatible with shimano 8-11 speed; Can be upgraded to 12-speed micro-spline XD freehub,12-speed micro-spline Sulink XD freehub Open file:Quick release version front wheel 9*100mm rear wheel 9*135mm Thru-axle version front wheel 15*100mm rear wheel 12*142mm Rim:French mouth (6.5mm) eccentric ring, weight-reducing aluminum alloy rim Number of holes:24 holes in the front and 24 holes in the rear Size:21mm frame height, outer rim width 27mm, inner width 23.5mm Tire:Support 1.5-2.5 Spokes:Taiwan Xinda straight flat spokes Weight:26 inch 1590g/27.5 inch 1610g/29 inch 1680g (weight does not include tire pads and quick release) Color:black and red hub Packaging size:74cm * 17cm * 65cm List:One pair of quick release + high pressure tire pad + one gasket