buy a box of 100 230gr.45cal. .451 dia xtp's hollow pointsand some mmp black sabots the bullets are about $13.oo and the sabots are about $10 or $12.oo,use themwith that 150gr charge of 777. I sighted my z5 to hit 2 inches high at 50 yards. At 250 yards my bullet drop is only 15 inches. The last two deer i shot at that range had complete pass through shots and the lung area was gone. This season was very good to me i got two big does with my bow,3 more does and two bucks with my omega and i still have a bucktag left and the rest of this month to get another buck. I am going to hold out and try and get the big monster buck that i found the shed antler from last season. The lady that lives across the road from me works the late shift at our nursing home andhas seen him 2 times, the last time she saw him was friday moring about 4 am crossing the road just down the road from our house.