ABS external body with anodized alloy sub-frame construction ABS external body with anodized alloy sub-frame construction Includes foam blocks, padded wheel bags, and foam sheets for component protection Steel hinges with integrated corner removable urethane roller wheels 4 Fliplocks\ and 1 key lock Interior: 45.25` x 28.25` x 11` Exterior: 46.5` x 29.5` x 12.25`