This SilencerCo ASR muzzle brake is a 3-port device designed for use on .338-caliber platforms with 5/8×24 threads. It is made from steel with a black finish and is built for compatibility with SilencerCo’s ASR mounting system. The design enables one-hand-on, one-hand-off attachment and detachment to ASR mounts and includes a shim set and Rocksett for installation. The ASR system compatibility makes this brake suitable for use with a range of ASR-configured silencers and big-bore rifles where a robust brake is required.
Key Specifications
- The thread pattern is 5/8-24 TPI.
- The intended caliber is .338 Cal.
- The model/series is ASR.
- The material is Steel.
- The finish is Black.
- The listed weight is 0.25.
- Package dimensions list a length of 2.4, width of 1.2, and height of 1.3.
- Included installation items are a shim set and Rocksett.
- The product is specified to fit Harvester 338 applications.
Engineered for ASR-equipped big-bore rifles, this muzzle brake provides controlled, repeatable performance and straightforward ASR mount compatibility. Its compact 3-port design focuses on reducing felt recoil and muzzle rise while providing a durable steel construction and matte black finish for serviceable field use. For shooters running ASR mounts or Harvester-class systems on .338 platforms, this brake offers a practical, installation-ready option backed by SilencerCo’s mounting standard.
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