#5, jewell trigger, .340 neck, 1" in 12" twist. From what I have been told, John Hart himself installed the barrel. The stock is an older style "70's" bench rest design. 100 yd. accuracy is in the low .2's using 168 gr. Hornady BTHP's, Win 748, Win brass and Fed 210M's. 300 yd. accuracy is...