AAC M16 X 1LH Thread Protector
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For use with any barrel threaded M16 x 1LH.
For example:
• HK threaded .45 caliber
(USP Tactical)
• This thread protector includes an o-ring.
(The o-ring is designed to help prevent inadvertant loosening of the thread protector)
Materials:
AISI 1144 Steel