open angel:92,95,105,110,165degress diameter of hinge cup:26,35,40mm depth of hinge cup:9.6,11.3,12.6mm cycle life test:50000

material:carbon steel,stainless steel,alloy steel,cold-rolled steel(as you demand.)

Features: Body is made of high quality cold rolled steel

               Passed 75 pounds load test

               Passed over 50,000 open-close test

               Passed salt and mist for over 48 hours

Full overlay,half overlay,inset models are available.

high quality Hydraulic hinge gemel Big 261