Daniel Defense DD4 RIII 5.56mm NATO 16in Matte Black Hard Coat Anodized Semi Automatic Modern Sporting Rifle - 32+1 Rounds - The ambidextrous DD4 RIII AR15 style rifle is designed to satisfy the needs of both right- and left-handed shooters in popular shooting sports and for tactical and defensive applications. The Daniel Defense DD4 RIII is chambered in 5.56 NATO and features a 16in government profile barrel, a 12.5in RIS III handguard, a Daniel Defense flash hider, a pinned low profile gas block, one 32 round magazine, and a black finish.