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The RACH Series represents an advanced fusion of lightweight design and robust performance. Crafted from durable aluminum alloy, these hollow hydraulic cylinders are engineered for applications where precision, portability, and reliability are essential. Ideal for both pushing and pulling tasks, the RACH Series delivers efficient operation with rapid spring-assisted retraction. • Hollow Plunger Design: Enables versatile push and pull applications in confined or complex work spaces. • Internal Thread on Plunger: Facilitates secure and adaptable connection setups for various tooling and fixtures. • Composite Support Rings: Prevent metal-to-metal contact, reducing wear and extending cylinder service life. • Floating Center Tube: Enhances sealing integrity and prolongs overall product durability under dynamic loading. • Steel Base Plate & Hardened Saddle: Provide superior load distribution and protection against deformation during high-pressure use. • Integrated Stop Ring: Prevents plunger over-extension while safely supporting the cylinder’s full rated capacity. • High-Strength Return Spring: Ensures quick and reliable retraction, improving operational efficiency.