This Remington manufactured rear takedown screw is for the model 770 bolt action rifle and is in very good condition with light wear. (file photo)
Note: Remington model 770 rifles with the following serial numbers have been observed with this part:
243 Win: M72083803
270 Win: 71387626, H70017624, H70038356, H70056582, M71685872, M72146158 & M71664845
30-06 Sprg: H70000776, H70043516, M71661216, M72150174, M72152187, M72152449 & M72163671
7mm Rem Mag: M72115877
300 Win Mag: H70014540, H70052126 & H70005745