The legacy AAC M4-2000 Mod 08 is a full size 5.56mm machine gun rated rifle silencer that exhibits high sound suppression performance and is competitive with modern designs.  The silencer exhibits a high degree of durability, as well as high back pressure.  It is important to note that there have been several design iterations of M4-2000 rifle silencers through the history of the original Advanced Armament Corporation.

In this review, the AAC M4-2000 Mod 08 performance metrics depend upon suppressing a supersonic centerfire rifle cartridge on a short barrel gas-operated rifle, which is an incredibly difficult task. How would the AAC M4-2000 Mod 08 perform on your AR15 short barrel rifle?