Mid-tier LAR-15 with a 16-inch chrome-lined barrel, standard two-stage trigger, and a free-float quad rail handguard. The Delta Carbine positioned RRA above entry-level AR builders by including the free-float rail as standard while maintaining a $1,100 price point. Type: Rifle Action: Semi-Automatic Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2004, United States Weight: 104 oz Overall length: 32.5" Status: Active Intended use: Recreational Shooting, Home Defense, Competition