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Advanced Armament Corporation’s 556-SD can is a fast-attach silencer for your 5.56mm host. A retooled unit based on its renowned AAC M4-2000 brethren, the compact (6.7”) and lightweight (18 ounces) 556-SD offers suppressor enthusiasts a versatile, feature-rich option. This suppressor employs AAC’s innovative 51T Ratchet Mount fast-attach system, enabling shooters to easily add/remove the can from the gun. (Which, in turn, results in more time destroying targets!) Regarding durability, the 556-SD sports a baffle core constructed of strong Inconel 718, along with a stainless steel body. We triple-dog dare you to push this silencer to the limit.

AAC 556 SD

  • CALIBER RATING 5.56mm (.223)
    LENGTH 6.7"
    DIAMETER Diameter 1.5"
    WEIGHT 18 oz
    FINISH High Temperature Cerakote™
    FULL-AUTO RATED Full-Auto Rated
    BUILD MATERIAL 316L Stainless Steel, Inconel 718
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