Specification:Material: Plastic, Stainless SteelQuantity: 1/ 2 PCSColor: BlackWeight: 31 gPackage Includes: Spring, Plastic Rod, Sap, Foam PadFeature: Durable, Practical, UniversalFit Type: Universal FitYou do need this fan mounting kit!-It is compact and easy to carry. Don't worry about it taking up much space.-It is easy to install, and it will not fall off after installation.-With it, you can complete the installation of the cooling fan independently without having to go to the repair shop.