This Marlin manufactured fifth variation feed throat with three locating studs is for the model 60 semi-auto rimfire rifle which uses the ejector/lifter spring and is in very good condition with light wear. The third variation feed throat was used on firearms manufactured in 1982 through mid 1984 using three locating studs. (file photo)

Note: Firearms with the following years/serial numbers have been observed to have this part:

1981: 19355124

1982: 18310645, 18401999 & 18418378