pre drilled. with cooling fin. 10 x 7 cm 130g see pics.
Aluminium Heatsink with Casement / 340 X 300 X 130mm Ham / Amateur Radio Project
Aluminium Heatsink with Casement / 480 X 460 X 180mm Ham / Amateur Radio Project
Aluminium Heatsink with Casement Enclosure IP65 Ham Radio / Linear 410x320x140
Aluminium Heatsink with Casement / 345 X 345 X 160mm Ham / Amateur Radio Project
Aluminium Heatsink with Casement / 385 X 280 X 140mm Ham / Amateur Radio Project
Aluminium Heatsink with Casement / 365 X 280 X 130mm Ham / Amateur Radio Project