Feature: Gas Springs printed a waterproof material on the surface, dustproof, easy to clean. Easy to install with simple tools in just a few minutes. Made of good quality, durable and strong support for long-time use. A good replacement for the broken lift support struts. This is a non-OEM product, accessory only! Specification: Material: Carbon Steel Color: Black Placement on Vehicle: Rear Hatch Extended Length: 45.5cm/ 17.91" Compressed Length: 28.5cm/ 11.22" Housing Diameter: 18mm/ 0.71" Connecting Rod Diameter: 8mm/ 0.31" Fitment:for Fiat 500 modello 312 332 2007-presentNote:If the temperature is lower than minus 20 degrees, the oil density of gas spring turn high (frozen), and it is difficult to press down.Package Included:2 Pcs Lift Supports Struts