Classic Firearms go over the Zenith ZF-56, a roller delayed 5.56 firearm. Made from forged aluminum and featuring a blend of HK and AR-15 ergonomics, the ZF-56 offers ambidextrous controls, M-Lok compatibility, and a free-floating handguard. Available in both rifle and pistol configurations, this firearm is built on a patent-pending design and includes a cold hammer-forged barrel.