Highlights: Brand New & High Quality Fan Vent Filter Finger Guard Grill Ultra fine Aluminum Mesh filter provides great dust reduction properties Compatible with: Most of Standard 120mm Fan / Vent (Mount Hole Distance: 105 x 105mm) Idea for your desktop PC prevent dust, prevent the cable being cut by the fan, protect finger safety...etc Package Includes: 4x Fan Filter Grill + 16x Screws (fan in the picture is not included) 120mm Fan Vent Filter Grill Compatible with: Standard 120mm Fan /Vent Condition: Brand New Color: Black Material: Aluminum Mount Hole Distance: 105 x 105mm Screws are computer fan special screw (M5*8) Item Dimensions: 4.68 ''x 0.08 ''x 4.68 '' (119 x 2 x 119 mm) Shipping Weight: 3.3 oz / 93g Quality warranty: 6 months Package Includes: 4x Fan Filter Grill 16x Screws Instructions are not included, and item was easy to install.