Weatherproof lampholder, 75-150w par 38 lamps, gray, carded. Rugged die cast aluminum constructions. state-of-the-art powder coat finish provides maximum weatherability and scratch resistance. locking swivel knuckle assures positive lamp positioning and provides pin-point directional aiming. extra long wire leads for easy hook-up. porcelain socket. inside gasket. 1/2 in. locknut.