Screw Size: M5; Diagonal Hole Distance: 55mm / 2.2 inch; Parallel Hole Distance: 43mm / 1.69 inch; Fit Fan Diameter:50mm / 2 inch Advantage: This fan finger grill not only ventilate and can be dustproof, and it can help extend the life of the fan.
Screw Size: M5; Diagonal Hole Distance: 55mm / 2.2 inch; Parallel Hole Distance: 43mm / 1.69 inch; Fit Fan Diameter:50mm / 2 inch Advantage: This fan finger grill not only ventilate and can be dustproof, and it can help extend the life of the fan.