They didn't mess with bore lapping, and all sorts of throating back in the day, did they?! Those old SWC designs just shoot good and are hard to best.
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Gotta be that time of year again.
- Mark Conner, 2018-03-23, 11:55
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WOUld that be bore riding vs driving band styles?
- WB, 2018-03-23, 12:08
- At least extended bearing surface. (nm) - Mark Conner, 2018-03-23, 13:01
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WOUld that be bore riding vs driving band styles?
- WB, 2018-03-23, 12:08