PATIKIL 80mm Fan Filter Grills with Screws, 2 Pack Aluminum Frame Stainless Steel Mesh Dustproof Cover for Computer Case, Black

Size: 84 x 84 x 1.7 mm / 3.31 x 3.31 x 0.07 inch (L*W*T); Hole Distance: 71 x 100 mm / 2.8 x 3.94 inch (Parallel*Diagonal); Screw Hole Diameter: 4.4 mm / 0.17 inch | Advantage: 1. Featuring stainless steel mesh and aluminum frame, it is extremely durable and strong, helping to keep the computer's internal components free from dust and protect you computer from overheating; 2. Easy to install and disassemble, can be cleaned with water after a long time. | Instruction: Fix the fan filter grills to the fan, then fix it with screws. | Application: The fan filter can prevent debris such as hair from entering the fan system. Suitable for the cooling fan of computer or other appliances. | Note: Please measure your fan size and select a suitable grill guard.