Description Reduce recoil and stay on target. Highly-efficient muzzle brake design and compatible with AAC sound suppressors. Constructed with aerospace-grade heat-treated 17-4 stainless steel and coated for high surface hardness and durability. Firearms, trailers, and some accessories are only available for purchase in stores. Each location follows all BATF and individual state/county/city laws to insure the desired product is legal for sale. Any info provided online is subject to change, please go to your local store for more accurate information.