12 1/2 ton Bottle jack.
JET Equipment and Tools
Stock # 453312
Height: 9 1/2"
Lift: 5 7/8
Screw Extensions:3 1/8"
To raise: close valve by turning clockwise and pump
To Lower: Slowly turn valve counter-clockwise two turns
To add or change oil: Push ram down. Remove rubber plug and fill to level of hole with Hydraulic Jack Oil