I have an original conversion gun rebarreled to 50 2.5" with a 1 in 36 twist so it's for 450 to 550 gr bullets and it shoots them ok. I shoot my Shiloh/ C.Sharps 50-3 .25" a lot more than the old gun it weighs 10 lbs 3 oz. It will kill on both ends if one isn't careful with it.
