DescriptionThis item is well made of premium material for durable and practical use. They are suitable for use in skateboards, inline skates, and scooters, among others. Rolling bearings use rolling elements to maintain the separation between moving parts to reduce rotational friction and support radial and axial loads.Feature- Color: As shown. - Material: Metal. - Size: Approx. 0.6 x 1.9 x 0.6 cm / 0.2 x 0.7 x 0.2 inch (L x W x H). - Single-row bearing for supporting radial loads. - Double shielded to keep lubricant in and contaminants out. - steel for durability and resistance to deformity under heavy loads. - Dimensions suitable for use in such applications as skateboards, inline skates, and scooters.