HIGH QUALITY DOOR CLOSER HARDWARE: 
Our automatic door closer for commercial use is tested to withstand 1,000,000 cycles without failure, the door closer consists of a high-strength die-cast aluminum housing, high-quality springs, and steel hardware, which is wear-resistant and durable to ensure that you get the best performance of the adaptive door closer.

RESIDENTIAL & COMMERCIAL DOOR CLOSERS: 
Hydraulic door closers are designed for low to medium traffic areas, ideal for a wide range of residential doors & fire doors in shopping centers, support left and right door opening. The door closer is suitable for doors between 25~45kg, door width less than 90cm (35.43"), door opening range: up to 180 degree.

MUTE& HYDRAULIC ADJUSTABLE: 
multiple noise reduction, super silent slow closing, adjustable door closer using 3 high tenacity 60SI2Mn springs 2 million times without deformation, to avoid the error of producing a strange sound; two-stage speed control valve, convenient for you to set the door opening force and closing speed. *Speed knob: clockwise for slowing down, counterclockwise for speeding up.

IMPORTANT: The speed knob of the door closer is always facing the direction of the door hinge.

Item weight: 900g

Package Includes:
1x door closer
installation accessories