9 twist, 4 groove. 26" Brux. Stiller Predator action.
162g ELDM, 46-47g H4350
2750fps
This was my target load for years....VERY accurate to 1K.
Haven't killed anything w/ it yet.....just sold the comp chassis and put on a beautiful, classic BDL wood stock. Still shoots into .75 MOA at 300y...