ProMag Heavy Duty 1/2"-28 Thread Protector

Product #: 384257 ProMag #: PM229 UPC #: 708279009594
Date expected in stock: Overdue
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  • Information

The PM229 is a 1/2"-28 TPI Steel Thread Protector for AR-15/M16 Rifles and M4 Carbines. Designed to protect threaded barrels when a suppressor or other barrel accessory is not in use. Proudly made in the U.S.A.


Technical Information


Material: Steel

Finish: Matte Black Oxide

Threads: 1/2" x 28

Outside Diameter: .750"

Length: .660"



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