18.6" AR-15 stainless match barrels are now $229.95. Dealer pricing is available as well. They have a mid length gas system, fluting, bead blasted finish and a threaded muzzle.
https://www.theammosource.com/store/index.php?main_page=product_info&cPath=14_983&products_id=10613
https://www.theammosource.com/store/index.php?main_page=product_info&cPath=14_983&products_id=10613