Stan8242s tubeless system converts your existing wheel set to tubeless it allows you to use either standard or tubeless tyres saving hundreds of dollars and weight over purchasing other tubeless systemsthis kit will fit most 26inch and 24inch rims 36mm to 39mm wide including mavic 729old 321 sun double wide wtb laser disc dh and intense dh this kit includes quart of tire sealant 2 molded rim strips with removable valve cores 1 10yd roll of nylon spoke tape decal installation instr