Tires Wheels And Axles Sets - 56 Pieces Brick Accessories Basic Classic Building Block Toys,Car Truck Wheels Parts54 Pieces In Total Include 20 Black Tires, 20 Light Gray Wheel Hubs, And 16 Black Wheel Holder Axles. Compatible With All Major Building Blocks Brands And Neither Loose Nor Tight! You Can Equip Your Car Or Other Vehicles With This Wheel And Axle Bricks Set. Made Of Child Friendly Abs Plastic. Smooth Surface, No Burrs Around Corners And Moderate Tightness. Great Gift For Children And Bricks Fans. Children Can Use Their Imagination To Create Their City