Bstinay Luggage Casters W166 Black 1 Pair (Suitable for Hard Suitcases) The wheels are made of high-quality plastic and have excellent quietness, wear resistance, and good flexibility. Wide range of applications: With exquisite workmanship, it is very suitable for suitcases, repairing worn wheels, and important repair and replacement accessories. The three-dimensional width is standard, fits the grooves of the suitcase, and is firm and durable after installation. The screwdriver adopts a removable double-head design and has both Phillips and flathead tips to meet the needs of various screw heads. Hole spacing approximately 29mm/24mm/17mm/24mm (1.14 inches/0.94 inches/0.67 inches/0.94 inches)