Cart “MRP/AR15 BUFFER TUBE KIT” has been added to your cart. Continue shopping “MRP® / MWS® Barrel Locking Screws” has been added to your cart. Continue shopping Remove item Product Price Quantity Subtotal Remove PDW Buttstock Kit $560.50 Increase quantity PDW Buttstock Kit quantity Decrease quantity $560.50 Remove MRP/AR15 BUFFER TUBE KIT $100.00 Increase quantity MRP/AR15 BUFFER TUBE KIT quantity Decrease quantity $100.00 Remove MRP® / MWS® Barrel Locking Screws $32.60 Increase quantity MRP® / MWS® Barrel Locking Screws quantity Decrease quantity $32.60 Coupon: Apply Update cart Subtotal $693.10 Shipment Shipping costs are calculated during checkout. Total $693.10 Proceed to checkout