This Winchester manufactured rear sight is for the model 77 semi-auto rimfire rifle and is in very good condition exhibiting a mix of original blue finish with a brown patina and having a few specks of surface rust present. The elevator is sold separately. (file photo)

Note: Firearms with the following serial numbers have been observed with this part: N.S.N., 3385, 27185, 27369, 72897, 73225, 130287, 146085 & 162478.