New in box Advanced Armament AAC 556-SD sound suppressor. The 556-SD™ is a fast attach silencer for 5.56mm hosts. With a design based on an earlier version of the best selling M4-2000™, the compact and lightweight 556-SD™ offers consumers feature-rich content and excellent value. The 556-SD™ uses the tried and true 51T Ratchet Mount™ fast-attach system that enables users to install or remove the silencer in seconds. Mount not included. The baffle core of the 556-SD™ features 100% Inconel® 718 and full circumferential fusion welding to provide a lifetime of use under the most demanding conditions. Caliber: 5.56 NATO Length (OA): 6.7″ Diameter: 1.50″ Finish: Cerakote™ Sound Reduction: 31dB Mount: 51T Mount (Not Included) Materials: Inconel 718 & 316L SS.
ADVANCED ARMAMENT AAC 556-SD SUPPRESSOR
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