Our medium plate duty plate casters offer ergonomic design and deliver higher quality, better performance and greater durability. Uses for medium duty plate casters range from warehouse carts, fixtures, and institutional equipment. Features include zinc plated finish, full double ball hardened raceways, 3/8" hollow axle with lock washer and nut and non-marking wheels. We can help you select the right casters for your application. Please call us at 1-800-426-9806 or email us at email@example.com.