Description: 【Premium Material】Hydraulic Vertical Jack Oil Pump is made of metal material, which is sturdy, reliable and has high hardness to meet your various vehicle maintenance needs. 【Universal Hydraulic Vertical Jack Oil Pump Cylinder Piston Plunger Parts】Cylinder Piston Plunger Parts Seals are specially designed for vertical jacks to ensure smooth operation and long service life. 【Easy to Install】Car Jack Oil Pump, high performance, easy to install, you can directly replace the old or broken parts. 【Package List】You will receive 1 set of Automobile Vertical Jack Oil Pump, which includes oil pump, pump core and air bleed screw. Easy to use. 【Convenient and Efficient】Hydraulic Vertical Cylinder Piston Plunger is suitable for maintaining your jack performance. Is your ideal choice. Specification: Material: Metal Size Chart:Pump body length 5.5cm/2.17inch, diameter 2cm/0.79inch, pump core length 6.8cm/2.68inch, diameter 1.2cm/0.47inch, suitable for automobile vertical jacks below 20T. air bleed screw: length 3.9cm/1.54inch, diameter 1cm/0.39inch Package Includes: 1 Set hydraulic vertical jack oil pump Parts Note: Please allow slightly errors 1-2cm differences due to manual measurement.