The BOSS Silencers Guillotine is a dedicated 5.56 caliber rifle silencer that possesses competitive suppression performance in its size class, in a lightweight envelope. The silencer uses heat treated stainless steel internals with a titanium outer tube, allowing for use on barrels 10.5 inches of length and greater. The BOSS Guillotine, along with its larger 30-caliber sister silencer, the Chairman, possesses a modular rear mounting interface that may be used with a variety of mounting solutions and muzzle devices.

In this review, the BOSS Guillotine 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 BOSS Guillotine perform on your AR15 short barrel rifle?