Feature:
Soldered fins to copper base to make effective contact
Light weight and easy installation
Enormous wingspan gives extra cooling to MOSFET or NB chipset
Great price performance ratio
Designed specifically for Intel LGA775 system
92mm fan included (For specs please see below)
Accomodating size to install in Small Form Factor (SFF) PC computers

Dimension:
L133 x W122 x H71 (mm) Fin only, with 25mm thick fan

Weight:
430g (heat sink with fan) 
Size: 92 x 92 x 25 (mm)
Bearing: Two ball
Voltage: 12V
Speed: 2500 rpm
Air Flow: 45.5 CFM
Noise Level: 31.0 dBA
Weight: 95g

Intel:Pentium-4 LGA775 2.8GHz and above