Blackout Defense Quantum DTL, 6mm ARC, 12.5" Barrel, Slick Side, Adjustable Gas Block, Black, Pistol

Blackout Defense Quantum DTL pistol chambered in 6mm ARC. Key features include the Dual Taper Lock (DTL) system with dual opposing tapers and interlocking barrel nuts for self-centering, thermally stable barrel alignment. The 12.5 inch heavy-profile 416R stainless steel barrel features 5R rifling, 1:8 twist. The slick side upper receiver houses a Superlative Arms adjustable gas block for optimized cycling. Other components include ambidextrous bolt catch, magazine release, and 45/90-degree selector, Stryker ambidextrous charging handle, MPI/HP-tested bolt carrier group, and Zero Short Reset Trigger for a crisp break. The 7-sided M-LOK handguard with anti-rotation pins provides a rigid platform for accessories, while a KeyMo-compatible muzzle device supports seamless suppressor integration. The 6mm ARC caliber offers strong external ballistics with integrated QD sling mounts. Barrel may be cryogenically treated or finished in black nitride. This AR pistol is ready-to-fire; federal fire arm regulations apply, and California restrictions may apply.