This Winchester manufactured 5" to 5 1/4" long firing pin spring is for the pre-64 model 70 bolt action rifle in any caliber except for 22 Hornet and is in near excellent condition with light wear. (file photo)
Note: Winchester pre-64 model 70 bolt action rifles with the following calibers and serial numbers have been observed with this part:
30-06 Sprg: 411127 & 424218
