Scout mount for 9422M
It turns out that CheckSix in the "sights" forum has posted a solution. B-Square makes a scout mount that attaches to the dovetail. No need to drill and tap the receiver. Part number 144410, $44.95 including rings, plus shipping directly from B-Square. To find the item, go to the Rossi page on the B-Square website. Add a Williams WGRS-54 receiver peep and you have a backup.
It turns out that CheckSix in the "sights" forum has posted a solution. B-Square makes a scout mount that attaches to the dovetail. No need to drill and tap the receiver. Part number 144410, $44.95 including rings, plus shipping directly from B-Square. To find the item, go to the Rossi page on the B-Square website. Add a Williams WGRS-54 receiver peep and you have a backup.