4 x ARCTIC P12 PWM 120mm PC Case 4-Pin Fans + ARCTIC 10 Port 3-Pin + 4-Pin Hub. Material: Nickel plated steel. Fan Grills hardly affect the air-flow - there is less than 1 %. Our Fan Grills are available in 4 sizes: 80 mm, 92 mm, 120 mm, 140 mm.
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