Layout complete kitchens by attaching the tables together lengthwise or by attaching them on a 90 degree angle. Two built-in end clamps hold the tables together. Rubber is mounted on top and the sides where the carts clamp together. Four heavy duty 5” diameter swivel casters rated at 1000 lbs. each. Four foot operated locks hold the table in place. Galvanized finish for long lasting durability.