Note: To make sure it is suitable for your use, please check the dimensions on the picture and description. And there is 3mm error for manual measurement. Characteristic : 1. Each product has a unique manufacturing part number label on the inner package that proves it has been qualified, which includes part number, model number, and inspection date information; 2. If you have any questions about the item, please provide us with the manufacturing part number for checking, your profits will be guaranteed.3. Have good load-bearing capacity, easy to install and remove 4.Round 4-hole design, suitable for bags, luggage, rolling suitcases, with light weight, heat insulation, convenient use, etc.Inch.5. One Pair Left & Right Luggage Suitcase Wheels Note: There are 1-3mm errors with the measurements. Noticed : 1. Before buying, please compare whether the hole layout is consistent.2. Compare the size of the hole position and the height of the backrest to the edge of the screw hole.3. Only after confirming the size can we make sure that it can be replaced perfectly. (H x W) (A deviation of 1 cm) Height of the backrest from the edge of the screw hole: 11mm Weight: 255g Note: 1. These are DIY parts. 2. The holes between the suitcases and the wheels may be slightly different due to different production batches, if not match, you need to adjust the holes by digging the holes on the suitcase by yourself. 3. Once the hole is positioned, you can install it with a screw. Any difference, you can adjust the hole on the suitcase, then install with screws.Package includes: 2 x luggage wheel (left and right) 8 x screws 1 x dual-purpose screwdriver (cross and flat) </ P> Note: The data is manual measurement, please allow 1-108cm error, due to differences between light and screen, there will be a certain color difference, the specific received in kind prevail.