【Cold-rolled steel sheet material】 The quick release door toggle latch is made of high-quality cold-rolled steel and assembled by stamping. The surface of the cold-rolled steel is electroplated and not easy to rust. It has high strength, wear resistance, rust resistance, and durability. The surface is polished, and the thickened rivets are more durable. 【Strong load-bearing capacity】 The release latch adopts a full-threaded push rod screw, stainless steel die-casting, turning, and milling, which is a solid fixed type with a high load-bearing capacity. The clamping is more stable. Clamp fit: 4.13 * 4.44 cm, mounting hole: about 0.8 cm, the clamping force is 318 kgf, the excellent quality will not let you down. 【Adjustable Toggle Clamp】 The base of our door lever closer is thickened, which is more stable and durable, it adopts the four-bar dead center mechanical principle to create a quick clamp, quick release structure, flexible and smooth, and it is not swing out. The design is very