The SB47 Pistol Stabilizing Brace was designed for the AK-47. Century Arms, the largest importer of AK-47’s in the country, is the exclusive distributor of the SB47 Pistol Stabilizing Brace. The SB47 can be used with any Century Arms PAP M92 PV, PAP M85 PV & NP, Draco and C39 Pistols. Approved by the ATF for use on any firearm. Correct use of the Pistol Stabilizing Brace does not change the firearm’s classification nor subject it to NFA regulations.