Shop › BALLISTIC BBL 6MMARC 20" RIFLE BALLISTIC BBL 6MMARC 20" RIFLE $261.25 Ballistic Advantage Barrel, 6MM ARC, 20", Black, 1:7 BABL6MM003PQ Quantity: Add To Cart Added! Ballistic Advantage Barrel, 6MM ARC, 20", Black, 1:7 BABL6MM003PQ