Pneumatic vertical lift-down mechanism

pneumatic vertical lift-up machanism
1.Max width of door:380mm
2.Minimum width of door 340mm
3.Ascending height 375mm
up turns around the smooth track,slide railing,inside smooth track,pneumatic vertical lift-up machanism
Max width of door:380mm
Minimum width of door 340mm
Ascending height 375mm
Pressure of the pneumatic rod 2*150N
Weight of door 2.5-3.5kg