Catalog > Electro-Mechanical Components > Heatsinks > U-Shaped Heatsink Extruded PCB Mounting for Extruded for PCB Mounting Heatsink SK105-37,5SA Heatsink Extruded PCB Mounting 4K/W Anodised 65.84 ZAR inc for 1 Each 0 in Stock Add Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Specifications Width : 159 mm Height : 10 mm Plate Thickness : 4 mm Length : 1000 mm Thermal Resistance : 3.6 - 1.7 K/W Surface : Raw Degreased Aluminium (by the metre raw aluminium)