Check the listing for details. 8pcs CPU Heatsink Fan Buckles, 11CM Fixing Clips for Computer Accessories. Condition: New. Listed at 7.35 USD. What is this?The fan buckles cpu can be used to install and secure the fan inside the chassis to provide heat dissipation and air-circulation. The pc fan buckle can also be used to fix other types of fan devices, such as hard drive cooling fans.What will I get?Length: 110mm/4.33inchCenter Width: 23mm/0.91inchWire Diameter: 1mm/0.04 inchColor: MetalMaterial: Metal and Nickel Plated SurfaceStyle: Fan BuckleIn the package of: 8Pcs x Heatsink Fan BuckleAre there any advantages of the product?The cpu cooler fan buckle is light in weight, small in size, easy to carry and store, easy to use, and good performance. Effectively improve system heat dissipation, and reduce chassis noise.How to use it?Turn off the computer and power-plug.