Pro-Shot's Chamber Maid™ Chamber Stars remove carbon and fouling build-up in the locking lug recesses of your favorite .308 Cal./7.62mm rifle fast & easy!  Just thread onto bore brush and rotate inside lug recesses to remove gunk that was broken loose by using a chamber brush. 

Features:

• Applies CLP or oil evenly in Star Chamber
• Removes loosened fouling/carbon from .308 Cal. / 7.62mm / FN-FAL  Star Chamber
• Threads onto Standard .30 Cal. bore brush (Nylon Bristle Recommended)
• Strong and Absorbent Industrial Wool Felt
• Full AR/AK Lug Recess Pattern - Patented Design (Chamber Star US Patent# 0562,935)
• Made in USA