The Powerline PPRPS pin and pipe safeties are designed specifically for the PPR500 half rack with the PPR500EXT extension installed. Capacity is 700 lbs.; assembled it is 26.9″ x 1.9″ x 4.1″ and 18 lbs. Available at First Place Fitness Equipment, an authorized Body-Solid dealer, with showrooms in Jacksonville, Orlando, Tampa and Sarasota. Serving all of Florida and GA. Found a lower advertised price? We’ll match it — ask our team.