General description A very economical way to extend the life of your luggage when a wheel is damaged. This product offers a perfect solution to avoid having to buy new luggage. Technical specifications Wheel size: 50 mm (outer diameter) x 18 mm (width) Inner diameter of the central bearing: 6 mm Bearing inner diameter: 21 mm Axle sizes included: 32 mm and 35 mm Compatibility and accessories Complete kit includes: 4 luggage suitcase wheels, 8 axles, 8 axle screws, 2 keys, 8 spacers Usage Please carefully measure the diameter and width of your old wheel to select the right size before ordering.