Zenith Zf-300 .300blk 12" 30-Round Threaded Barrel Pistol

The Zenith Firearms ZF-300 .300 Blackout 12" semi-automatic pistol combines deep subsonic performance with modern ergonomics in a compact, operator-friendly platform. Chambered in .300 Blackout, this 12-inch threaded barrel design excels in close-quarters scenarios where suppressor integration and subsonic ammunition deliver quiet, soft-shooting performance without sacrificing terminal effectiveness. The 30-round magazine capacity and included three-magazine set provide sustained firepower for extended range sessions or training cycles.

Key specifications include a 3-prong flash hider for muzzle control, a free-float M-LOK handguard for accessory mounting flexibility, manual safety for positive control, and a matte black finish that resists glint and corrosion. The polymer grip reduces weight while maintaining a secure purchase. The threaded barrel accepts standard suppressor mounts, enabling integration with .30-caliber cans for noise reduction—critical when running subsonic .300 Blackout loads. The free-float handguard design decouples the rail system from the barrel, supporting accuracy consistency across loaded and unloaded firing cycles.

This platform serves shooters developing proficiency with intermediate carbine controls in a pistol form factor, operators integrating .300 Blackout into existing ammunition stocks, and enthusiasts prioritizing subsonic performance in compact packages. The 12-inch barrel length balances velocity retention with portability—delivering velocity curves suitable for subsonic ammunition while maintaining maneuverability in confined spaces. The M-LOK interface accommodates lights, lasers, and other modular accessories without rail clutter, essential for tactical configuration.

.300 Blackout Platform Context: The .300 Blackout cartridge excels in suppressed, subsonic applications where velocity is deliberately reduced below the sound barrier (approximately 1,125 fps) to preserve the noise reduction benefits of a suppressor. Unlike supersonic loads, subsonic ammunition relies on bullet weight and expansion rather than velocity for terminal performance—a trade-off shooters accept for signature reduction. The Zenith ZF-300 is engineered for this specific duty cycle, with barrel length and gas system tuning optimized for subsonic reliability.