Description
- Quick release buckle, stainless steel keys, longer life than the alloy.
- Six booster arm, after heat treatment, opening and closing 120,000 times, high precision and stability of the punch, stamping laminated.
- Strengthen the limit interval, to avoid excessive door leading to offset door. Reinforced iron design, can carry thicker and heavier door task.
- Anti-wear nylon wheel to prevent swaying, fixed silencer, the choice of industrial plastic PA material, quiet muffler. Copper stainless steel rod, low-angle buffer to avoid collision noise door.
- A box containing: a stainless steel hinge, 5 screws, 1 tight cap.
Material: stainless steel / iron Hinge length: 4.7inch Hinge width: 2.7inch
