Hydraulic Quick-Release Couplers Reliable Connections Made Easy Featuring a 1/2" body and 1/2" NPT thread, these couplers are crafted from hardened steel with zinc-nickel plating for excellent rust and corrosion resistance. The sleeve locking system ensures secure and effortless connections, making them ideal for hydraulic line applications. Innovative Design for Optimal Performance Effortless Connection Mechanism Durable Hardened Steel Build Protective Dust Covers Included Compatible with Various Systems Key Features Quick and Effortless Connection: The sleeve locking system with a 1/2" NPT thread allows for easy coupling. Simply push to connect and rotate the collar to lock, preventing accidental disconnects. To release, align the gap and pull. Durable Hardened Steel Build: Made from tough stainless steel, these couplers resist deformation under high temperatures. The zinc-nickel coating provides strong protection against rust and corrosion for long-lasting use. Advanced Valve