Product Details: The Custom Hoists 4000 Series Single Acting Telescopic Cylinder is designed to provide superior performance and reliability in a wide range of applications. This cylinder is constructed with high-strength materials to allow for higher pressures and increased resistance to mechanical stress. The longer stages have greater overlap to improve column stability and the chrome-plated final stage extends the life of the cylinder. The seals and wipers are made of polyurethane with a double-lip design to ensure optimum performance in all climate conditions, from -40 °F to 212 °F. With its superior design and construction, it is the perfect choice for your application requiring reliable and durable performance. FleetPride is your First Click in Heavy Duty®.