hydraulic pallet truck
Cart with a fork for stacking loads at various heights.
steering axle 
Pivoting rod connecting two wheel hubs; it rotates on a vertical assembly to change the direction of the truck when moving it.
stabilizing shaft 
Long part that is placed parallel to one of the forks to balance the truck while it lifts a load, thus avoiding tipping.
fork 
Instrument made up of two arms that is inserted into a pallet’s entry to lift it.
steering lever 
Column linked to the steering axle for manually steering the truck.
mast control lever 
Lever controlled by the operator to move the carriage along the masts.