Catalog > Electro-Mechanical Components > Heatsinks > Finger Shaped Standard Extruded Heatsinks for Standard / for Extruded Heatsinks Standard Extruded Heatsinks Part No: SK59-37,5SA 52.90 ZAR inc for 1 Each (Quoting) Add to Cart Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications 42.7 x 12.5 mm Thermal resistance: 9.1 - 4 K/W Drilling pattern: TO 220 Length: 37.5 mm Surface: black anodised Surface: black anodised