ar 15 pistols,Rock River Arms,AR2142,223 Remington Showing the single result Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sale! IN STOCKRock River Arms LAR-15 A4 Pistol 223 Rem,5.56 NATO 10.5″ Barrel Black Hogue Rubber SB Tactical Arm Brace $953.49 Original price was: $953.49.$600.70Current price is: $600.70. Add to cart