Product Features ·Oil cylinder parts made by automatic high rotation speed CNC lathe ensure the excellent finish and concentricity ·Japanese oil sealing elements, oil pipe explosion protective device, overload protection, international brand oil pipe ·Direct drive twin cylinders, with safety steel wire as synchronization ·Polymer wear-resistance slider ·Single side safety control, arm locks with tooth type ratchet, multi-safety device, more reliable ·Gate type, for operation more easy, no obstruction onto the floor ·Roof protection safety device, automatic arm lock by built in ratchet tooth ·Shot blasting and high temperature baking powder coated surface finish