Complete 18" SPR upper, BNIB from BCM. This one has the JP brake installed/clocked. These are routinely out of stock and sell out immediately. Everything is 100% new/unfired... BCM Mk 12 Mod 3X-Bravo (DD14) BCM SPR Mk 12 Mod Bravo3X Over $1350 invested, asking $1100. USPS MO only.