YTBHSHXZ gate spring closer Door Closer Buffer Automatic Door Closer Glass Door Wooden Door Universal Door Closer Simple Door Closer Invisible Door Closer(Bianco)

1.Door closer is a spring-like hydraulic device on the head of the door, when the door is opened can be released through the compression, the door will be automatically closed, there is a role like a spring door, you can ensure that the door is opened, accurate and timely closure to the initial position 2.Door closers are not only used to close the door automatically, but also to protect the door frame and body. Easy to install, built-in high tenacity spring, quiet and no noise. 3.Closing speed adjustable , locking speed adjustable. Door closing track is a 90 degree arc, closing speed can be adjusted in the area of the door open to 10 degrees to 90 degrees. 4.It is suitable for right and left opened door, wood, metal door, residential and commercial door, exterior/interior door closer, fire door,hotel, condominium, apartment complex, warehouse. Professional factory manufacturing, test times up to 100,000 times