DIAMONDBACK FIREARMS MODEL DB15 (DB195AK061) PISTOL, SERIAL NUMBER DB2019195. BLACK (MATTE), CASE NOT INCLUDED, 7.5" BARREL, 5.56, SEMI - AUTOMATIC Notes: LOOKING FOR A DIAMONDBACK FIREARMS MODEL DB15 (DB195AK061) PISTOL? WELL, CHECK THIS OUT. SERIAL NUMBER DB2019195. BLACK (MATTE). WITH A 7.5" BARREL CHAMBERED IN 5.56, THIS SEMI - AUTOMATIC PISTOL IS READY TO GET BACK OUT TO THE RANGE. ONE MAGAZINE (30R) INCLUDED. CHARGING HANDLE BY DANIEL DEFENCE.