Screw the chamber cleaning star onto the Chambermaid brush and flex cleaning rod or any .308 bore brush with a fixed handle cleaning rod. Spray on your bore cleaner and clean the barrel extension and lug recess.
Chambermaid kits come with Flex cleaning rod, handle, .30 cal bore brush, and five (5) cleaning stars. Additional Stars are available for $9.95 for (20 pack)
Patent Number: D562,935 S