This Winchester manufactured metal front sight measures approximately .440" high and is for the model 190 semi-auto rimfire rifle and is in very good condition with light wear.  (file photo)

Note: Winchester model 190 semi-auto rimfire rimfire rifles with the following serial numbers have been observed with this part:

No Prefix: 564118, 576772, 601348 & 616458

B Prefix: B1060577, B1113193, B1121661, B1123247, B1516483, B1707786, B799851, B1852446 & B1964714