UNIVERSAL FIT: Support Single and Dual Spinner Wheels-For Single Wheels,Wheel-housing Inner Width(W) 10/16in (16mm)≤W≤1 in (26mm);For Dual Wheels,Wheel and Slot Shaft Total Width(W) 1 4/16in(32mm)≤W≤1 15/16in(50mm),2.4inchX0.64inch roller designed to directly replace wheels on suitcases, spinner bags, trolleys, and other rolling luggage items. STURDY REPLACEMENT: High-quality PU rubber luggage wheels with sturdy ball bearings and steel axles for long-lasting performance on most hard and soft surfaces. SIMPLE INSTALLATION:Drill out or saw off old axle rivet(electric drill or screwdriver will help time saving),lock new wheels with the coatings axle screws and spare washers(spare shaft spacer used to fill axle slot if needed) SMOOTH ROLLING: Precision ball bearings inside each wheel allow for smooth rolling mobility to easily transport bags through airports, train stations, and more without tugging or pulling. CONVENIENT SET: Full set suitcase wheels repair kit for fix at home,comes as a complete 8 piece wheels including all hardware update 4 casters or spinners of luggage for consistent rolling and years of travel ahead. These sturdy luggage wheels are a must-have for frequent travelers. Made of sturdy PU rubber with smooth-rolling ball bearings, they glide effortlessly over all surfaces. The 2.4 inch outer diameter ensures stability while maneuvering through busy airports and train stations. Coming with 8 pieces, this set allows you to replace worn wheels on multiple bags at once especially for dual-wheels spinners. Lightweight yet tough, they withstand years of use without cracking or breaking down. Installation is quick and easy packing with full set tools required. Say goodbye to luggage struggles and upgrades your bags with these high-performance wheels. Whether you're exploring new cities or jetting off on extended trips, these wheels make transporting your belongings a breeze.