Applications:Suitable for up-turning wooden door and aluminum-frame door. The thickness of material is made of 1 mm. 1. Applications:Suitable for up-turning wooden door and aluminum-frame door, weight-lifting is 60 N, 80N, 100N, 120N, 150N and 200N. Different space are suitable for different weight of doors. 2. material: Nylon, steel and copper tube finishing: rigid chrouiun-plating bar finishing ...