【Advanced door closer】- customer quality certification, 500,000 times switch experiment, bearing 20-35kg(45-77lb), Perfect for light doors in homes or businesses, Silent door opening and closing,very cost-effective spring door closer.
【High-quality products】- smooth silver surface, stylish without lack of warmth, high-quality carbon steel springs, wear-resistant, long life cycle, can withstand more than 500,000 opening and closing times, Heavy-duty foldable design, equipped with f
【Easy to install】 - highly human design installation guide, clear and easy to understand, easy to install, save time for you and your family.
【Adjustable speed】- Easily adjust the tension of this safety spring door closer, and control the door closing speed at any time to adapt to your rhythm of life. You have been equipped with a suitable screwdriver.
【Stay Safe】- Automatic door closer enjoy automatic closing and latching, maintaining quiet and security.
Increase the intensity<br> <br> Insert one end of the inner hexagon (short side) into the adjustment hole (all the inner hexagon is inserted into the adjustment hole will make it impossible to rotate, insert two-thirds of it), turn clockwise, the force will be increased (when the inner hexagon does not move, The intensity has been maximum) <br> <br> Decrease the intensity<br> <br> Insert with one end of the inner hexagon (long end). The hexagon is against the ground. Hold the door closer and press it down hard. (Belonging to restore the initial strength)<br> <br> Arm base<br> <br> 1. Reduce friction and avoid damage to the door and arm<br> <br> 2. It can play a mute effect<br> <br> <br> <br> <br> <br> Smooth scroll wheel<br> <br> Nylon rollers, the door opens smoothly and silently<br> <br> Bold boom<br> <br> Thicken the iron arm to make the closing force more secure