The 2Pcs Luggage Suitcase Replacement Wheels are designed to provide smooth and reliable performance for your suitcase. With a 1.57 inch wheel size, 0.7 inch rim size, and 0.7 inch backspacing, these wheels are durable and built to last. Featuring a polyurethane exterior finish and alloy metal construction, these black wheels are perfect for replacing worn out or damaged suitcase wheels. The package includes wrenches, axles, screws, and washers for easy installation, and each wheel comes with a 3 months warranty for added peace of mind.