1/2″ FNPT to 1/4″ MNPT Pipe Adapters Solid Brass Pressure Gauge Extenders 5 Pack
These are 1/2″ FNPT to 1/4″ MNPT Pipe Adapters. They feature one 1/2″ FNPT end, one 1/4″ MNPT connection and measure 1-1/8″ in length. These adapters work great for reducing the thread size on a pressure gauge or other attachment.