Boom and counter boom of the crane 2.13 Trolleys for the movement of the load m 1 and counterweight m2. The trolley shown in Fig. 13, consists of a chassis or metal base and four wheels which are to move into two rails. The rails that belong to the boom are longer than those of the counter boom.
Water easily passes though this EZ-Dry polyurethane foam. * Outdoor furniture such as seat and back cushions and mattresses. * Boat or marine cushions, golf carts, pool, patio or grading cushions. * Can also be used under Phifertex material and for filtering or padding whatever is exposed to large amounts of water.
Bench Cushion. Bench cushion refers to a style or type of cushion that is used to provide comfort and style to an indoor or outdoor seating bench. Bench seat cushions range from a two-seat bench to as long as a four or more seat bench. Our bench cushions are available in both indoor and outdoor fabrics.