Cart Remove item Product Price Quantity Subtotal Remove 14.5" Piston 5.56 NATO $796.50 Increase quantity 14.5" Piston 5.56 NATO quantity Decrease quantity $1,593.00 Remove MARS-L LEFT SIDE BOLT CATCH $39.40 Increase quantity MARS-L LEFT SIDE BOLT CATCH quantity Decrease quantity $78.80 Remove 10.5" 300 Blackout $616.00 Increase quantity 10.5" 300 Blackout quantity Decrease quantity $616.00 Remove MRP® / MWS® Barrel Locking Screws $32.60 Increase quantity MRP® / MWS® Barrel Locking Screws quantity Decrease quantity $32.60 Remove Enhanced Trigger Guard $43.80 Increase quantity Enhanced Trigger Guard quantity Decrease quantity $43.80 Coupon: Apply Update cart Subtotal $2,364.20 Shipment Shipping costs are calculated during checkout. Total $2,364.20 Proceed to checkout