The CoverMate 3 cover lift device is a perfect solution when clearance space is limited. With hydraulic struts to assist in lifting, this cover lift offers a space-saving design, reliability, with no heavy lifting. Operates with as little as 6 inches of clearance behind the spa and 5 inches on each side. Powder-coated, aluminum tubing with non-corrosive mounting brackets.* Hidden mounting hardware for a clean look. Comes standard with a TowelMate accessory for hanging up to three towels conveniently near the spa. Adjustable to fit most Bullfrog Spas 8 ft. in length or smaller. (Does not fit M9, A9L, M8, and X6R spas, use part #45-01242)