【Widely Use】This spring hinge can be widely used for folding sofa, bed, lift up opening cabinet door, etc. 【Spring Connection piece】High toughness spring connection piece, and sturdy.drop down hinge. hidden door hinge. self closing door hinge. 【Cabinet Panel】Cabinet Door Hinge works for door thicknesses 16mm to 40mm. Can adjust the opening angle of 130-170 degrees by adjusting the screw.scissor hingesCheap Shopper Gift. 【High Quality】High strength carbon steel constructed hinges are of good anti-rust function and strong load-bearing capacity.pull down rack hinges. spring door hinge. kitchen cabinet hinge. 【Close Quielty】High quality mechanism which slowly pulls the door closed for a smooth silent motion.cantilever hinges. soft close cabinet hinges. cabinet hinge., Weight: 0.5732018812 Pounds, Manufacturer: Zerodis