silver star The Silver Star is a white reflector with built-in cooling flanges that is well-sealed with no air leaks. The flanges easily connect to ducting and exhaust fan for easy HID heat removal. The interior is a stamped chrome for evenly dispersion of growlight. The Silver Star comes with a socket mounted at the end so it can be wired to any ballast. We're impressed with the high quality of workmanship on reflectors. Item NO.Spec.Glass sizePackingSC-P668 W/G 4"53.5×43.5×19.5cm440×430×4mm46×27×57cm 3.5/2.5kgs-1pc/ctn