AAC 51T Muzzle Brake 7.62mm 5/8×24

The AAC BlackOut 51T muzzle brake is built for rifles chambered in .308 / 7.62 NATO and is specifically compatible with AAC 51T sound suppressors. It is machined from a high‑strength aerospace steel alloy and finished in AAC’s corrosion‑resistant SCARmor coating. Rocksett and a shim kit are included for secure installation and proper alignment with compatible suppressors.

Designed to manage recoil and muzzle rise for faster follow-up shots, the 51T balances robust construction with the precise fit required for quick-detach suppressor systems.

Key Specifications

• The caliber is listed as .308 / 7.62 NATO.
• Compatible with AAC 51T sound suppressors.
• The construction material is high strength aerospace steel alloy.
• The surface finish is a SCARmor corrosion-resistant coating.
• Includes a rocksett and shim kit for installation and alignment.
• The NFA thread pattern is 5/8×24.
• The listed weight is 0.25.
• The product type is listed as Accessory-Muzzle Brakes.
• The overall length value is listed as 5.8.

Durable, precisely machined, and purpose-built to interface with AAC’s 51T quick‑detach system, this muzzle brake is a practical choice for shooters who require reliable performance and straightforward serviceability. Its aerospace‑grade construction and corrosion‑resistant finish make it suitable for demanding use while the included rocksett and shim kit simplify proper installation and alignment.