AK Beryl/Archer Upper + Lower Picatinny Handguard System - FB Radom Poland https://gunsbuyerusa.com/product/ak-beryl-archer-upper-lower-picatinny-handguard-system-fb-radom-poland/ These are the current issue handguard systems for the Polish Military Beryl/Archer rifle. These high quality handguards produced by the famous Polish Military Small Arms Factory Fabryka Broni will work with Tantals and Beryl/Archer rifles. Buy beryl archer rail Arms of America is a FB Radom Arsenal Authorized distributor & guarantees these are factory direct and not a copy.