【Premium Quality】 Enjoy our brand new, high-quality Rubber Metal Suitcase Wheels. These wheels are wear-resistant, quiet, load-bearing, and equipped with double bearings for smooth rotation. Thanks to the quality rubber and more stable rolling, these wheels ensure optimal operation with your suitcase. 【Easy Installation】The suitcase wheels are easy to assemble, can be installed by yourself, and pay attention to the tightness of the wheel at the time of installation, so that the suitcase wheels can roll better. 【Perfect Solution】 Instead of buying a new luggage, our Repair Replacement Wheels offer an economical and practical solution to extend the life of your suitcase when one of the wheels is damaged. Save money by avoiding the purchase of new luggage. 【Package Contents】 The pack includes 4 suitcase wheels, 4 axles, 4 axle screws, 8 washers and 4 keys to make installation easier for you. The dimensions of the replacement suitcase wheels are as follows: Bearing inner diameter - 18 mm