Describe: The CPU bracket is fixed with screws and a back plate, which is more stable. To prevent the long-term use of the aging plastic bayonet from loosening due to high temperature. Prevent the deformation of the motherboard, prolong the life of the motherboard, and strengthen the fit between the heat sink and the CPU. Suitable for radiator replacement with round brackets. Suitable for Intel series CPU cooling fan. Specification: Product Name: CPU Radiator Fan Rack Kit Material: ABS Color: as pictured Type: Universal backplane, for AMD, for AM4 (Note: The spacing of AM4AM3 brackets, the size of the mounting screw holes, are not suitable for universal use.) Applicable motherboard chipset: AMD AM4 B350 X370 A320 X470 Installation hole distance: 90*54mm