This Marlin manufactured rear sight elevator is for the model 1892 lever action rifle and is in very good condition exhibiting a brownish gray patina with some rust specks. The tip of the elevator may have been regulated. (file photo)
Note: Marlin model 1892 and 92 lever action rimfire rifles with the following serial numbers have been observed with this part:
1892:
92: 400471 & 406506