This Winchester manufactured mainspring base is for the post 64 model 94 top eject lever action carbine with a serial number below 4,580,000 and is in very good condition with light wear. (file photo)
Note: Winchester model 94 top eject lever action carbines with the following serial numbers have been observed with this part:
30-30: 2859208, 3370887, 4019219, 4384971 & 4455049
