Product packaging size: 10*8*2CM Weight: 185 grams Material: Rubber + Metal List: 2*wheels, 2*shafts, 2*screws, 2*wrenches, 4*washers A very economical way to extend the life of your luggage when the wheels are damaged. The perfect solution without buying a new suitcase. Dimensions: 50 (outer diameter) x 18 (width) mm, center bearing inner diameter 6 mm, bearing inner diameter: 21mm. Equipped with 32mm and 35mm shafts and washers to meet different needs. Material: Rubber and Metal. High quality rubber and more stable bearings, wear-resistant, the suit fits well in the trunk. Please carefully measure the diameter and width of the old wheel before ordering to select the correct size.