Oil Buffer OB10,OB16,OB20,OB25

OB series elevator oil buffer with spring inside,Elevator safety device
Load-bearing Range (Kg):700-5300
Plunger Stroke(mm):100-435
Free State Height (mm):385-1300
Oil Cubage (L) :0.4-3.7
Rated Speed (m/s):1-2.5