Continue shopping “RUGER AR-556 | 300aac Blk. 16″ Bbl. MLOK, 30rnd. Alum. Mag” has been added to your cart. Remove item Thumbnail image Product Price Quantity Subtotal × RUGER AR-556 | 300aac Blk. 16" Bbl. MLOK, 30rnd. Alum. Mag $815.00 RUGER AR-556 | 300aac Blk. 16" Bbl. MLOK, 30rnd. Alum. Mag quantity $815.00 Update cart Cart totals Subtotal $815.00 Total $815.00 Proceed to checkout A 3% convenience fee for credit card purchases will be added, TN. Residents pay 9.75% Sales Tax