1000 Yard Shot with Iron Sights Mosin Nagant 91/30

I take my Mosin Nagant 91/30 out to 1000 yards shooting at a torso target with iron sights. Ammo used was Brown Bear 174gr FMJ. Mods to the rifle include trigger work to get it down to 2lbs and no creep, Bedded the receiver and part of the barrel, have a custom front sight made by Josh Smith. Sand bag used is from accuracy 1st.