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AAC Advanced Armament 249-SD Military Silencer. A fast-attach suppressor designed to reduce sound and visible flash for 5.56mm firearms. Features a 100% welded Inconel baffle core and high-temperature corrosion-resistant construction. Weight: 18.6 oz. Length: 6.7 in. Diameter: 1.50 in. Finish: Moly Resin. Sound Reduction: 28–32 dB. Mount: Ratchet Mount. Materials: Inconel 718 & 316L stainless steel.
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