Quote from: BrentD on September 19, 2021, 04:25:04 PMHere you go NB. Most of the photos with the old junk lock. Sure like the rifling in that bore. A slight smoothing of the crown is all that is needed - imho..
Here you go NB. Most of the photos with the old junk lock.
I see what you mean, Bob. The flat bottom of the grooves (best visible at about 8:30/9 o'clock), not radiused at all, with the groove deepest in the corners.
Quote from: Daryl on September 20, 2021, 06:39:47 PMI see what you mean, Bob. The flat bottom of the grooves (best visible at about 8:30/9 o'clock), not radiused at all, with the groove deepest in the corners.Exactly right and it DOES work.Bob Roller