American Precision Arms Gen 4 Little Bastard Self Timing Muzzle Brake 5/8x24 / 6.5mm / Nitrided G4L5865N

American Precision G4L5865N Gen 4 Little Bastard Self Timing Muzzle Brake 5/8x24 / 6.5mm / Nitrided

The American Precision Arms Gen 4 Little Bastard Self‑Timing Muzzle Brake G4L5865N is a nitrided-steel muzzle device made for 6.5 mm rifles with standard 5/8x24 threading. APA G4L5865N installs quickly and precisely using APA’s self-timing system—no crush washers needed. Tunable top ports and a refined Bastard port with internal gas manifold deliver exceptional recoil reduction and muzzle control.

APA proudly introduces the Gen 4 Fat Bastard and Gen 4 Little Bastard—the latest evolution in muzzle brake technology. The APA Gen 4 Muzzle Brake represents a fusion of advanced engineering enhancements and valuable user feedback. As the long-range precision rifle community continues to grow and evolve, so do the expectations of today’s more refined and discerning shooters. These demands have challenged APA to innovate further—and the Gen 4 is the result of that commitment to performance and precision.