The Surface Of The Hydraulic Cylinder Is Painted With Lacquert, Which Is Not Easy To Rust. In Addition, We Also Have a Dust Ring To Reduce Pollution, Thereby Extending The Life Of The Hydraulic Cylinder.The Product Is Mutifunctional And Widely Used In Electric Power, Chemical, Steel, Bridge, Machinery And Other Industries. It Is Important To Note That All Cylinders Need To Be Attached To a Firm And Flat Lifting Surface Rather Than Soft Or Rough Surface. Tubing length:31.5inc/0.8m. Application: Electric Power, Chemical, Steel, Bridge, Machinery And Other Industries. Function:Lifting, Jacking, Shoveling And Splitting Heavy Thing. Product Dimensions:331920 Cm/137.57.9inches. 1 xCP-180 Manual Hydraulic Hand Pump. Feedback is very important to us. It is impossible to address issues if we do not know about them! Faction is our ultimate goal. We work hard to earn your trust and future business. A If you receive a defective item, you may return it or ask for a discount. Due to time zones, our reply to your questions may not be immediately. If it's non-workdays, please kindly be patient and wait till Monday.