Full Details from Amazon.com : http://www.amazon.com/gp/product/B0078IWR4E?tag=onigi-20
Xigmatek Desktop Computer Heatsink Cooling Fan PRIME SD1484
Patent Blade-Fin technology is good at the prevention of keeping dust away the fins edge
Special fins T 05mm style combination provides efficient air flow
Dual fans installed option 140mm or 120mm
