General description The 50 x 18 mm Replacement Wheels for Suitcase are designed to provide a durable and reliable solution for your luggage needs. Made from high-quality rubber and steel, these wheels ensure smooth mobility and longevity. Technical specifications Material: Rubber and steel Dimensions: 50 x 18 mm Standard center bearing outer diameter: 6 mm Includes: 2 keys, 2 axles, 2 screws Usage The wheels are soft and easy to access, making them a safe and convenient choice for replacing worn-out suitcase wheels.