16.25″ or 12.5″ OAL Heavy Profile, Chrome-lined, 1:7 RHT and threaded 1/2-28 tpi for interface with common suppressors and muzzle devices. Fits all models of Shrike 5.56tm, AMG-2, and MCR Rifles and uppers.
Purchase of a barrel of less than 16 inches overall length is legal, but installation may convert a firearm to an SBR under the term of the National Firearms Act . Please be aware of, and follow all applicable laws and regulations. Purchaser assumes all liability for ownership and use.