Simple installment,the soft closing damper only use one crew and one buckle,no need to use other measure tools;
.Special V form with spread structure is anti-jump prevented,suitable for doors with different weight;
.The upper fixer can adjust up and down by one key to match upper wheel height requirement;
.Self-regulation design of upper wheel can make sure the best height of the door,simple installment;
.Suitable for off-centre mullion;
.Fit for 38mm-40mm up track.