To220 heat sink with lugs trusemi bk t220 0042 02 to220 heatsink black anodized finish with lug 19 c w thermal resistance to 220 bolt on 30mm long 25 4mm wide 12 7mm high anodised pre drilled heatsink complete with tinned solderable mounting lugs for vastly improved mechanical stability and reduced assembly time trusemi bk t220 0042 02 to220 heatsink with lug 19 c w