Features: Easy to install in just minutes with simple hand tools. Your gas spring is strong and opens to support heavy objects from inside the car lid for hands-free convenience.Easy to install and lift on any surface, and the gas spring keeps heavy objects open from the middle This is a non-OEM product. Specifications: Material: Metal Color: Black Placement on Vehicle: Rear Total Length: 20.5 inches Hole Center Distance: 20 cm Rod Length: 18.5 mm Housing Diameter: 8 mm OE Number: 8E9827552E Compatible with Audi A4 BE5 B6 2002-2004 Package Includes: 2 x Trunk Damper