Home / Accessory-Barrels / Diamondback Firearms BBL AR-15 300BLK 10″ PIST View cart “FN BBL AR-15 5.56MM 18″ M16 RIFLE” has been added to your cart. Sale! Diamondback Firearms BBL AR-15 300BLK 10″ PIST$8800 Original price was: $8800.$8594Current price is: $8594. Out of stock SKU: 300P10H50B8-R Category: Accessory-Barrels Product ID: 39821 Description Description Pistol-Length Gas SystemHeavy Contour Related products Sale! CANIK BARREL TP9 SFX 9MM BLK TB $9399 Original price was: $9399.$8025Current price is: $8025. Sale! Springfield Armory XDM 10MM 4.5″ THREADED BARREL $15999 Original price was: $15999.$11881Current price is: $11881. Sale! CANIK BARREL TP9 SF 9MM BLK TB $9599 Original price was: $9599.$8299Current price is: $8299. Sale! Shadow Systems BARREL 9MM FS BLK FLT $21100 Original price was: $21100.$17348Current price is: $17348.