Automatic Garage Door Materials and Hardware Accessories
1. Garage Door Guide rail: 1.5mm thick galvanized steel plate is used for one-time forming. 2. Garage Door Side hinge: made of 1.5mm steel plate and treated with blue white galvanizing (degreasing, pickling, phosphating and then galvanizing). 3. Garage Door Roller: the roller is sealed with imported bearing, and the outer layer is made of white nylon die-casting. It has high...