All the stall components are constructed from 1.5″ x 14 guage high tensile steel tubing with 50,000 PSI yield strength. All joints are saddle cut for maximum strength. Tie stall frame and Alley Control frame height is 84″. Top interior rail of panel is 48″ high with 40″ tie positions. Units interlock with self–contained permanently attached drop pins. All units painted with attractive long lasting gray powder coat.