قفل باب، قفل باب زنبركي، قفل باب زنبركي آلي للسلامة، قفل باب آلي قابل للتعديل من الفولاذ المقاوم للصدأ، قفل آلي للاستخدام السكني والتجاري، قفل أبطأ

?【Practical to Use】This residential door closer is lightweight, easy to install, closer can be fixed with screws or glue, both left and right doors can be applied in the automatic door closer hinge, just rotate the closing door hinge 180 degree, can, ?【Solid Thicken Material】Heavy duty with strong bearing load, the spring Door Closer can be used on doors up to 150 pounds automatic 150,000 times service life., ?【Adjustable Speed】Automatic door closers You can adjust the closing speed as you need. Turn right to tighten, turn left to., ?【Exquisite Workmanship】The spring door closer is made of aluminum alloy, reliable material can serve for a long time., ?【Wide Application】The door closer can be used on all store aluminum front doors, wood or hollow metal commercial door applications, suits any door: It is suitable for families, hotels, bathrooms and other doors.