Perfect for bridge lifting, building reconstruction, shipyard, utility and mining equipment maintenance. Aluminum bronze overlay bearings provide long life, chrome plated piston rod resists corrosion. Load cap snaps out to expose internal piston rod threads for pulling applications; threads withstand full tonnage. Grooved ring pattern in load cap helps guard against load slippage. Each cylinder has two 9796 3/8" NPTF female half couplers. Built-in safety relief valve prevents over-pressurization of the retract circuit. Feature mounting holes and collar threads.