JP Enterprises match grade barrel kit assembly. Comes with a 16" 223 black teflon barrel with timmed comp, adjustable gas block, gas tube, and head spaced JP enhanced bolt. Brand new, never used or installed. Found it in my closet when I was packing to move and don't plan to use it now. $450 shipped, USPS Money Order only for payment. No trades. No paypal. USPS Money Order only. Please contact via PM. In the pictures, the bolt is in the bubble bag.