This Remington manufactured fourth variation hammer is for the late model 12 slide action rimfire rifle in 22 S, L & LR caliber and is in very good condition with light wear. (file photo)
Note: Remington model 12 slide action rimfire rifles with the following serial numbers have been observed with this part: 722004 & 728431
12-A: 741138, 802984 & 806842
12-C: 663586 & 789956
