Description
Before the upgrade, the reel material and shell material are the same, which is prone to lag, stuck, and noise.
After upgrading, the reel material and shell material are different, when rotating at high speed, it will not stick together, greatly reducing the stuck,lag, noise.
Door closer device size:63x63x18mm
Color:Black/white
Pull:500G/800G/1000G/1200G
500G/800G fit light door, 1000G/1200G fit little heavy doors.