... 3.optimum resistance to heat 4.aptly screwed Item:led street light heat sinkDescription:1)Material : 6063 6061 6060 and different ... aluminium alloy 2)we offer quality range of led street light casing with toughened glass, frame, gasket, gland & screws, and ... sink.In addition to this, we also provide led down light casing precision-engineered using die-casting. Our range includes28w, 42w ...