This Marlin manufactured late variation rear sight measures .400" high, has approx. a .080"-.090" wide elevator groove and is for the Glenfield model 20 bolt action rimfire rifle. This rear sight is in very good condition with light wear. (file photo)
Note: Marlin Glenfield model 20 rimfire rifles with the following year/serial number have been observed with this part:
1974: 26538478
