Ohmite S Series LED Heatsinks are low cost and easy assembly heat sinks for Star LED packages supplied by Cree, Lumileds, Osram, and others. This simple heat sink can hold LED modules and can be mounted simply with some thread forming screws. The Ohmite S series heatsink has two types of surface finishes and can be used in either natural (free) or forced convection cooling applications. With three extrusion lengths, the S series is the sure win for your LED thermal needs.