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Armaspec ROOK Micro Compensator ARM4511-BLK is a compact muzzle device designed to address recoil and muzzle control without sacrificing weight or size. Its stainless steel construction, 1/2-28 threads, and compact dimensions make it suitable for threaded 9mm AR-15 barrels. Color: Black. Caliber: 9mm Luger. Length: 20.8 mm. Width: 18.8 mm. Package contents: Armaspec ROOK Micro Compensator.
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