HEAT SINK STAR PACKAGE; Product Range:-; For Use With:Bridgelux LED Light Engines; Heat Sink Material:Aluminium; Thermal Resistance:2.59°C/W; External Height:76.2mm; External Diameter:42.01mm; SVHC:No SVHC (17-Dec-2015); External Diameter - Imperial:1.65"; External Diameter - Metric:42.01mm; External Length - Imperial:3"; External Length - Metric:76.2mm; Packages Cooled:LED