This Ruger manufactured second variation cylinder latch with a square notch is for the old model 3 screw Single Six single action revolver without the safety upgrade and is in very good condition with light wear. (file photo)
Note: Ruger old model Single Six revolvers with the following serial numbers have been observed with this part: 84436, 160424, 365362, 438768, 473156, 564324 & 60-38236.
