Type:Soft closing hydraulic hinge
Material:cold-rolled steel
Finish:Nickel
Door Thickness:20mm-40mm
Packing:100 pcs/carton
Cup seat: 40 cup, half-overlay type
Features:1.Body made of high quality cold rolled steel
2.Spring is made of SK-7 carbon steel
3.Pass 75 pounds test of load cepacity test
4.Pass over 100000 open-close test
5.Pass salt and mist test for over 48 hours