Home / Guns & Firearms / Rifles / AR Rifles / COLT M4 CARBINE 5.56MM 16″ M4 A3 COLT M4 CARBINE 5.56MM 16″ M4 A3$1,101.42 COLT M4 CARBINE 5.56MM 16″ M4 A3 Out of stock SKU: LIP|COCR6920 Category: AR Rifles Tag: Online Only Brand: ColtProduct ID: 21420 Related products SMITH AND WESSON M&P15-22 SPORT OR 22LR 10+1 CA $517.34 View Details SMITH AND WESSON M&P15 AXE PC 5.56 GRY 30+1 16″ $1,549.00 View Details SW M&P15 SPORT III 5.56 16 CA LEGAL $822.04 View Details Smith & Wesson Response Carbine Rifle 9mm Luger 10rd Magazine 16.5″ Barrel Black NJ Compliant $535.15 View Details