About Real Daniel Defense M4A1 RISIII Rifle The Daniel Defense M4A1 RIS III is a semi-automatic AR-15-style rifle in 5.56 NATO, featuring the RIS III (Rail Interface System III) handguard, a lightweight, free-floating aluminum rail based on the SOCOM-developed RIS II. Upgraded with M-LOK attachment points, it supports accessories and reduces weight. The rifle has a fully ambidextrous lower receiver and a GRIP-N-RIP charging handle for versatile handling. It sports a 14.5-inch cold hammer-forged barrel with a mid-length gas system and a pinned flash suppressor for a legal 16-inch length. The chrome-lined barrel, with a 1:7 twist, is rigorously tested for durability. Built with 7075-T6 aluminum receivers, it includes an ergonomic buttstock, pistol grip, and Mil-Spec bolt carrier group. Designed for tactical, defensive, and shooting sports use, it draws from military designs like SOPMOD, offering accuracy and reliability. The 12.5-inch RIS III handguard, with M-LOK and QD sling points, is also available separately in lengths from 9.5 to 13 inches. Key Feature Semi Fully Automatic Shooting Mode Metal Receiver (Engraved "COLX" markings) Picatinny Rail on Top Metal 242mm dark earth DD Style RISIII M Lok handguard with full Picatinny rail system Metal 250mm outer barrel with 45mm muzzle brake (14mm CCW) Metal Gas Block with a Gas Tube Polymer Crane Stock with 5-position metal buffer tube Polymer pistol grip Steel magazine release, Steel selector switch, Steel bolt catch, Steel Trigger, Steel Dust Cover, Steel Bolt Carrier Metal Airborne charging handle Metal 30 rounds Loading Capacity style MWS Magazine With Marui MWS gas blowback system CNC aluminum construction with QPQ steel reinforced components