SilencerCo ASR AR-10 Muzzle Brake .458 Cal 5/8x24 Black 3-Port

SilencerCo
MPN:
AC1733
UPC:
816413020357
$79.90
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The SilencerCo ASR AR-10 Muzzle Brake in .458 Cal with a 5/8x24 thread pitch is a precision-engineered muzzle device that delivers serious recoil reduction while serving as the foundation for SilencerCo's versatile Anchor Strike Ready (ASR) suppressor mounting system.

  • Three-port design aggressively reduces felt recoil and muzzle rise on large-caliber AR-10 platforms
  • Compatible with all SilencerCo ASR mounts for fast, one-hand suppressor attachment and detachment
  • 5/8x24 thread pitch optimized for .458 caliber AR-10 and large-bore rifles
  • Includes shim set and Rocksett adhesive for precise, secure installation right out of the box
  • Works with Omega 300, Chimera 300, Saker ASR, Specwar, Hybrid 46, Harvester, Octane, and Omega K series suppressors
  • Durable black finish built to withstand the heat and pressure of hard-use large-caliber shooting

Who This Is For

This muzzle brake is purpose-built for AR-10 shooters running .458 SOCOM, .458 HAM'R, or similar large-bore cartridges who demand reliable recoil management and want a seamless upgrade path to SilencerCo suppressor ownership. It's an ideal choice for hunters, precision shooters, and serious enthusiasts who want a single muzzle device that performs brilliantly on its own and integrates effortlessly with the SilencerCo ASR ecosystem.

SilencerCo ASR AR-10 Muzzle Brake .458 Cal 5/8x24 Black 3-Port

Specifications

BrandSilencerCo
ModelASR Muzzle Brake
Caliber.458 Cal
Thread Pitch5/8x24
Port Design3-Port
FinishBlack
Compatible PlatformAR-10 / Large-Bore Rifles
Mounting SystemSilencerCo ASR
IncludesShim Set, Rocksett Adhesive
Compatible SuppressorsOmega 300, Chimera 300, Saker ASR, Specwar, Hybrid 46, Harvester, Octane, Omega K

Frequently Asked Questions

Will this muzzle brake work with my existing SilencerCo suppressor?

Yes — the SilencerCo ASR Muzzle Brake is compatible with any suppressor that uses the ASR mounting interface, including the Omega 300, Chimera 300, Saker ASR, Specwar, Hybrid 46, Harvester Series, Octane Series, and Omega K Series. If your suppressor uses the ASR mount standard, this brake will pair with it seamlessly.

Can I use this muzzle brake without a suppressor?

Absolutely. The SilencerCo ASR Muzzle Brake functions as a fully capable, standalone three-port muzzle brake even without a suppressor attached. Its ported design significantly reduces muzzle climb and felt recoil on hard-hitting .458 caliber rifles, making it a worthwhile upgrade on its own merits while keeping your suppressor-ready options open for the future.

What do I need to install this muzzle brake, and is Rocksett necessary?

Installation requires the included shim set to achieve proper port alignment and ensure the brake clocks correctly on your muzzle threads. Rocksett, also included, is a high-temperature ceramic adhesive recommended to secure the shims and prevent loosening under firing conditions. It is not a permanent bond — Rocksett can be loosened with boiling water — making future removal straightforward if needed.

Caliber:
.458 CAL
Finish:
BLACK
Thread Pitch:
5/8X24
Type:
MUZZLE BRAKE