Hydraulic pump components: Includes ZG 3/8 connector, anti-skid handle, pump body, release valve, and hose for reliable operation and secure connections. Smooth and leak-proof design: Features a smooth surface with good sealing to prevent oil leakage, ensuring consistent performance and minimal maintenance. Versatile positioning: Can be used horizontally, vertically, or inverted for flexible application in various work environments; requires placement on a flat, hard surface. Long stroke and wide application: Offers a 4-inch (100mm) stroke for higher lifting capacity, suitable for machinery in industries like petroleum, electric power, and shipbuilding. Durable construction: Made of heavy-duty metal with a painted surface to resist rust, includes a dust cover to reduce contamination and extend cylinder lifespan.