Note: The color of the product we ship is the color in the first picture, and the specification and quantity are shipped according to the quantity and specification described in the title. If you need to change the color or style, you need to contact us within 12 hours after placing the order. Our product description: Product Features: 1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information 2.If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed.3.Suitable for use DIY in luggage, luggage, trolley cases, etc.4.Matte surface, quiet and wear-resistant, preferably Plastic, steel shaft. It is a very high-quality replacement for damaged luggage wheels.5.You can install it with screw once position the hole. Specifications:Color: BlackProduct material: Plastic and MetalBrand name: BQLZRSize: 9.6 x 9.3 x 4.8cm or 3.78 x 3.66 x 1.89Inch(L x W x Dia)Model: W041-2Weight: 500 gNote:1.This is DIY parts.2.The holes between suitcases and wheels maybe little different because of different production batch,if not match,you need to adjust the holes by digging the holes on the suitcase by yourself.3.Once position the hole,you can install it with screw.Whatever the difference is,you can adjust the hole on the suitcase,and then install with screws.4.There are 1-3 mm errors with the measurements.Need to be measured with a vernier caliperPackage include:4 x Luggage Wheel (2 Left and 2 Right) 16 x Screws Note: Because the model and display effect of the monitor may be different, there may be slight differences in color, and the size is manually measured, there may be an error of 1-2cm, please understand.