"Double-acting, double-ported welded tie rods are perfect for industrial, agricultural and contractor applications. Features chrome rod, crown piston seals with wear ring, hallite rod seals, double lug base end, threaded rod end with ductile rod clevis and 3/4-16 ORB SAE 8 ports inline with pins. 1in pin hole size. Complete with pins and cotter pins. Bore Diameter in. 4, Closed Pin Center in. 22 1/4, Max. PSI 3,000, Shaft Diameter in. 1 3/8, Stroke Length in. 12. 3000 PSI working pressure 6000 PSI proof WH Series"