IWI US Zion-25 .308 Win 20+1 16" Black Nitride Threaded Barrel, Black Receiver w/Picatinny Rail, ARCA/M-LOK Handguard, 8 Position B5 Black Synthetic Stock, Black Polymer Grip The Zion-25 series of carbines and DMRs (Designated Marksman Rifles) are an accurized evolution of the no-nonsense approach to a modern duty grade AR-15 that resulted in the Zion-15 series. The series features free floated barrels wrapped in ARCA compatible M-LOK 15" handguards, kitted with ergonomic B5 Systems grips and stocks, QD sling compatibility and a Timney 2-Stage trigger. Includes one 20rd Magpul PMAG.