The American Precision Arms G4L5860S Gen 4 Little Bastard Self Timing Stainless muzzle brake is engineered to keep your rifle flat and controllable shot after shot. Built around APA’s proven self-timing design, it threads directly onto 5/8"x24 barrels and locks in place without shims, offering a clean installation and repeatable alignment for 6mm rifles.

This Gen 4 Little Bastard features calibrated U.R.P tunable top ports that allow shooters to fine‑tune gas flow for minimal muzzle rise and a smoother recoil impulse. With a compact 2.70" overall length and 1" diameter stainless steel body, it is well suited for precision and competition rifles where staying on target and spotting impacts matters. The combination of thoughtful port geometry and American Precision Arms’ machining quality reflects the brand’s reputation for innovation in recoil management accessories.

Key Features:

• Manufacturer: American Precision Arms
• Model: Gen 4 Little Bastard
• Caliber: 6mm
• Condition: New
• Barrel Length: Compatible with 5/8"x24 threaded barrels
• Threaded Barrel: Required, 5/8"x24 pattern
• Unique Features: Self timing design with calibrated U.R.P tunable top ports
• Length: 2.70" overall
• Width: 1" diameter