Otis Technology, Inc Shotgun Brush Adapter
Otis Technology, Inc
$3.99
The shotgun brush adapter is used to adapt to shotgun brush threads that do not have 8-32 threads. One end has the standard 8-32 threads, which will screw into the Otis Memory-Flex® cleaning rods, and the other end has 5/16-27 threads for shotgun brushes you may currently own.