Powerline by Body-Solid’s PPRPS Pipe & Pin Safeties are designed for the Powerline PPR500 Half Rack with the PPR500EXT extension installed and features a 700 lb. weight capacity. Pipe & Pin safeties are a favorite of both past and present weightlifters and offer extreme durability as well as quick and easy set-up. Engineered to take the brunt of the force from bar drops, PPRPS Pipe & Pin Safeties maintain barbell integrity while providing a safe and reliable weightlifting experience.