"You want the bullet to obturate and seal the bore"
This is true if the chambers are smaller than the bore. With Rugers this is seldom the case. Leading is rarely an issue with bullets that are over bore diameter. You lapped the bore, I see no issues with the 22bhn. or 15bhn, I like harder...
I'm glad to hear things are improving when working up my Unique load I loaded 10 each starting with 6.5, 7, 7.5 and 8grs. Groups started in the 2" range and continued to shrink until I hit 7.5 (targets shown above) at 8 grs. groups opened up again. I have been able to reproduce these groups on...
+1 I done this with mine before I ever fired it. I use egg shaped fishing sinkers for this and run a patch with a light oil through chambers and barrel prior to slugging. I found my barrel slugged at .4295 with a small choke near the forcing cone ( fairly common in large caliber Rugers).The...
Thanks for help and suggestions. I own several Blackhawks this is the first time I have run into this issue. Love this flattop and is a great shooter :)
groups shot at25yds rested. MBW 250gr plainbase RCBS SWC
Afternoon. I have a Ruger Lipsey's Flattop Bisley. While shooting this revolver the loading gate looses tension and will flop open during a shooting session. I have noticed that the spring under the gate slips forward under recoil. Causeing the gate to swing open. I have to remove the cylinder...