Screw Size: M5; Diagonal Hole Distance: 212mm / 8.4 inch; Parallel Hole Distance: 212mm / 8.35 inch; Fit Fan Diameter:220mm / 8.7 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: 212mm / 8.4 inch; Parallel Hole Distance: 212mm / 8.35 inch; Fit Fan Diameter:220mm / 8.7 inch Advantage: This fan finger grill not only ventilate and can be dustproof, and it can help extend the life of the fan.