American Precision Arms Gen 4 Fat Bastard Self Timing Muzzle Brake 5/8x24 / 6.5mm / Stainless G4F5865S

American Precision G4F5865S Gen 4 Fat Bastard Self Timing Muzzle Brake 5/8x24 / 6.5mm / Stainless

The American Precision Arms Gen 4 Fat Bastard Self‑Timing Muzzle Brake G4F5865S is a stainless steel brake designed for 6.5 mm rifles with 5/8×24 threading. The APA G4F5865S features self-timing installation for hassle-free, tool-free mounting. It incorporates tunable upper ports and a finely tuned Bastard port with internal gas management to significantly reduce recoil, muzzle rise, and concussion.

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.