材料:锌合金铰链,不锈钢或碳钢销子和铁块
表面处理:喷无光黑,销子和铁块镀锌。
结构说明:可开启角度180°
Material:zinc alloy hinge,brass washer,steel shaft and plate
Finish:Black coated.black shaft
Remark:180 degree rotation