Rutland"s 1/4 in, traditional course thread torque lock connector is a male to male adaptor designed to adapt 1/4 in, traditional NPT style rods to the newer TLC torque lock connector brushes, Both ends are male, but one is for the NPT connector and the other is for the TLC torque lock connector, Easy to operate, this connection system saves much time for sweeps by enabling them to interconnect all professional brushes, rods and tools efficiently, Designed to adapt 1/4-inch traditional NPT-style rods to newer TLC torque lock connector brushes, One end has a male 1/4-inch NPT connector, the other end has a male TLC torque lock connector, SKU: RTLD016