Superior quality and durability: These replacement wheels for luggage and suitcases are made of high quality polyurethane, which gives them excellent wear resistance and longevity. The one-piece molded design improves durability, making them ideal for luggage, roller skates, skateboards and scooters.The wheels also absorb shock effectively and provide a quiet rolling experience. Perfectly tailored to your needs: With a diameter of 70mm (2.75") and a rim width of 24mm (0.94"), these replacement luggage wheels are designed to fit most suitcasesand roller skates.The center bearing has an internal diameter of 6mm and the set includes 36mm axles and washers to meet different needs.Before purchasing, please check the dimensions of your existing wheels to ensure they fit correctly. Easy Installation Process: Upgrading your wheels is a breeze with included accessories.Simply use a hacksaw to cut the post connecting the original wheels, then install the new wheels using the axles, screws, washers and wrenches provided.This convenient installation process allows you to quickly and effortlessly replace worn or damaged wheels. Versatile Applications: These replacement wheels are not limited to suitcases;they can also be used for roller skates, skateboards, scooters, etc.If you have items with damaged or stuck wheels, these replacement wheels will restore smooth, reliable movement.Their wide range of applications makes them a versatile choice meeting varied needs.