Lift supports are pressurized cylinders that are used to support hoods, hatches and rear window glass in automotive applications. Lift supports are also used in many non-automotive applications. Each Strongarm® lift support is custom engineered, and manufactured beyond industry standards to provide smoother operating, and longer lasting performance. Lift supports should be replaced in pairs to ensure safe, reliable support of your hood, hatch, or liftgate. No special installation tools required Exact fit original equipment design guarantees correct fit and function Self-Cleaning Piston Assembly provides smooth operation and more reliable performance Individually tested for performance and reliability Hardened, nitride plated steel shaft provides optimal durability Heavy gauge steel body is electrostatically painted and heat cured to OE specs Upper bushing is manufactured with quality precision providing exact fit and promotes longer operating life Rubber O-ring piston seal prevents leakage for a controlled lift and consistent performance Engineered and built to meet or exceed original equipment quality standards Package Dimensions: 20.000 x 2.125 x 1.000 inches Package Weight: 0.94 lb Package Quantity: 1 UPC: 043645664657 Compressed Length: 9.4 IN Cylinder Outside Diameter: 15 MM End 1 Material: Nylon End 1 Type: Ball Socket 16 Deg. End 2 Material: Nylon End 2 Size: 8 MM End 2 Type: Ball Socket Extended Length: 13.3 IN Inner Shaft Diameter: 6 MM Internal Rebound Spring: No Maximum Force: 83 LB Outer Cylinder Color: Black Outer Cylinder Material: Steel Stroke Length: 3.9 IN Universal Or Specific Fit: Specific Country of Origin: US