Cart “Midwest Industries Lower Receiver Block Polymer Construction Fits 223 Remington/556NATO Receivers Blue MI-LRB” has been added to your cart. Continue shopping Remove item Thumbnail image Product Price Quantity Subtotal × Midwest Industries Lower Receiver Block Polymer Construction Fits 223 Remington/556NATO Receivers Blue MI-LRB $36.95 Midwest Industries Lower Receiver Block Polymer Construction Fits 223 Remington/556NATO Receivers Blue MI-LRB quantity $36.95 Update cart Cart totals Subtotal $36.95 Tax $0.00 Total $36.95 Proceed to checkout