The wide body, low-pitch blades of the SP120 fans combined with the custom housing provides outstanding static pressure and airflow through heatsinks or radiators. With rubberized corners, a quiet and reliable Advanced Hydraulic Bearing, and an included step-down resistor for even quieter operation, the SP120 truly is the strong, silent type.Included in the box are the three user-replaceable colored rings, in red, blue, and white, so you can customize your fan to match your case's components. Each fan also features blacked-out wires and connectors, so your build looks elegant and clean when done. Available in single and twin packs. Air Flow : 2 x 62.7 CFM Application/Usage : Case Brand Name : Corsair Connectors : 3-pin Fan Diameter : 1 x 120 mm Fan Speed : 2 x 2350 rpm Number of Fans : 2 Product Series : Air Product Type : Cooling Fan Fan Information Air Flow: 2 x 62.7 CFM Fan Bearing Type: Hydraulic Bearing Fan Speed: 2 x 2350 rpm Number of Fans: 2 General Information Brand Name: Corsair Manufacturer Part Number: CO-9050008-WW Manufacturer: Corsair Marketing Information: The wide body, low-pitch blades of the SP120 fans combined with the custom housing pro model : CO-9050008-WW tag : Case Fans