Box Dimensions: Length: 23ΓÇ¥ Width: 39ΓÇ¥ Height: 13ΓÇ¥ Drawer Dimensions: Length: 21″ Width: 37.25″ Height: 10″ Rubber RC mat on top to keep your items from sliding around. Strategic tie down locations on top of unit to keep items secure. 16 gauge cold rolled steel construction. Black powder coat Finish. Drawer capacity of 400lbs. Durable drawer sliders. Lockable storage system. Raised mounting allows for additional storage below the box. Retains access to OE jack compartment. Retains use of tie-down strap points. Allows 6″ of storage space under storage box.