Aavid Thermalloy TV4 TO126 Drilled Twisted Vane 27.1°C/W

Aavid-Thermalloy-TO-126-Vertical-Twisted-Vane-Aavid-Thermalloy-TV4-p-Vertical-bolt-on-twisted-vane-made-from-black-anodised-aluminium-pre-drilled-to-accommodate-a-single-TO-126-package-p-Aavid-Thermalloy-TV4-TO126-Drilled-Twisted-Vane-27-1-C-W

Price: 2.54 from Rapid Online Rapid Electronics Ltd.