Heavy Duty 1/4" Female to 3/8" Male Bushing Adapter Brass ideal for Lightstand/Tripod. Super Strong Desmond Brand. 100% metal. Nickel plated brass Super strong Use to convert a 1/4"-20 threaded post to a 3/8"-16 or to convert a 3/8"-16 thread socket to a 1/4"-20. 3/8" metal male thread and 1/4" metal female socket.