ASSMANN WSW V8508A V8508A Heat sink 21 K/W (L x W x H) 19 x 12.8 x 12.7 mm TO 220

Factory colour: Black; Heat sink features: Modular, no soldering pins; Material: Aluminium; Material properties: anodised; Product size (height): 12.7 mm; Product size (length): 19 mm; Product size (width): 12.8 mm; Suitable for: TO 220; Thermal resistance R(th): 21 K/W

Price: £ 0.69 from Conrad Electronic