WDF NON-LOCKINGS(gas lifts)are with both good efforts of dampers and customized designs, which offer reliable stability and safety for the usage of outdoors and indoors.
The support tube at piston rod end would folds out automatically upon the full extension.
GAS SPRING WITH EXTERNAL STOP
1. Not only with good end position lock but also safe lock in open position
2. Double protections with locks at both end and open positions during the installation.
3. Security design for accidently improper installation to ensure the safety.
4. Good protections prepared well from the improper performance or installation.