I am relisting this item. Was thinking of keeping it but no need for it and going to thin the herd a bit. Upper is a Colt Alco Forge upper with barrel marked 09/97. Comes with BCM KMR-15A, AIMS Nib BCG, BCM Charging Handle, BCM VFG, and BCM Comp. $525 Shipped OBO. Will shipped USPS Priority...