Double Open Door Hinge 3-8inch Stainless Steel Spring Auto Closing Fold Hinges Two-way Open Door Bar Fence Cowboy Door HardwareDouble open door hinge 3 8inch Stainless steel spring auto closing fold hinges Two way open door Bar fence cowboy door hardware Material: stainless steel Style: regular new upgrade Function: two way door opening (inner door opening outer door opening), automatic door closing Size: 3inch 4inch 5inch 6inch 8inch Blade thickness: 1. 5 1. 8mm Bearing capacity: 7. 5 25kg 1pcs Suitable for indoor door bar door cowboy door villa door fence door passage door