Advanced Armament Company, Halcyon Suppressor – .22 Cal (Black)

AAC Halcyon Suppressor – Modular .22 Cal Rimfire Can (Black)

The AAC Halcyon is the next-generation rimfire suppressor from Advanced Armament, blending modular versatility, titanium construction, and exceptional suppression performance—all built to AAC’s legendary durability standards.

Key Features

Modular Two-Length Design

• Configure between a compact 3.4" (4.5 oz) and full 5.25" (6 oz) setup in seconds with no tools—great for swapping between pistols and rifles.

Premium Titan/Aluminum Build

• Titanium main tube and K-baffles, front 7075-T6 aluminum section, and stainless steel threaded insert—light and rugged.

Shielded Ti-K Baffles

• Indexed and shielded to prevent blowback and reduce first-round pop. Easy to disassemble and clean.

Exceptional Sound Reduction

• Up to 42 dB reduction, producing SPL around 114 dB on a Walther P22 with standard ammo.

Full-Auto & Multi-Caliber Rated

• Rated for .22 LR (.17 WMR, .17 HMR, .22 WMR, .22 Mag) and FN 5.7×28, plus full-auto .22LR capability.

Direct-Thread Piston & Thread Options

• Ships with a ½‑28 piston; interchangeable rear caps available for other threads.

Specs at a Glance

Item # 64283