This Winchester manufactured early variation 5 5/8" long return spring is for the model 290 semi-auto rimfire rifle and is in near excellent condition with light wear. (file photo)
Note: Winchester model 290 semi-auto rimfire rifles with the following serial numbers have been observed with this part:
No Prefix: N.S.N., 133144, 138256, 167977 & 372823
B Prefix:
