The PM-4AIR Convertible Stone Lifting Tool is two tools in one. It includes one single-man tool with a six-inch suction head a transition piece. It has a venturi pump that allows the conversion to a two-person lifting tool with a “H handle” that will handle up to 130 pounds. The H handle two-man tool includes a 12- X 12-inch memory foam head. The single-man PM-4AIR can be purchased separately or in combination with the H handle two-man tool. The H handle can be purchased separately.