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Model Number: DC-21
Brand Name: ALLY
Key Specifications/Special Features:
Suitable for metal, steel and wooden doorsFeatures: calm and quiet when being usedBody: adopts quality aluminum alloy one-time extrusion forming, with dense material and high-strength, with surface spray coating treatment, with delicate lockPiston: the material is 45# steel, with surface carburization treatment for high-strength and wear-resistanceSpring: adopts quality spring steel, with less than 1mm shortening after 300,000 times squeezingAt door opening, the spring is compressed, at door closing, the spring is stretch to produce door closing force to close the doorSwing arm: the material is cold-rolled sheet, its main function is to transmit the door pushing force to the piston and to the spring, and the transform the spring force indoor closing force to realized door closing
Shipping Information:
- FOB Port: Huangpu, China
- Lead Time: 20 - 25 days
Main Export Markets:
- Asia
- Australasia