Luokat Heat Sinks Color Black Designed for DC/DC Converters Fin Style Extruded Axial Fin Heatsink Material Aluminum Height 12.7 mm Length 57.91 mm Mounting Style Screw Packaging Bulk Product Heat Sinks Product Type Heat Sinks Thermal Resistance 10.6 C/W Type Heatsink Kit Unit Weight Width 36.83 mm