This Marlin manufactured early variation buffer with .100" diameter mounting pin hole is for the Glenfield model 75 semi-auto rimfire rifle and is in very good condition with light wear and dirt smudges. (file photo)
Note: Marlin Glenfield model 75 semi-auto rimfire rifles with the following Date Codes and/or years of manufacture and serial numbers have been observed with this part:
N.S.N.: FL = June 1968
1969: 69237647 & 69300356
1974: 26286232