SA 10 Op Rod question

[Orlando]

How rare are SA10 Op Rods, what timeframe where they used? I havent ever saw one before until receintly
Thanks

Information

Warning: This is a relatively older thread This discussion is older than 360 days. Some information contained in it may no longer be current.

[GUTS]

I think they started using putting them on rifles in July of 1945 but I'm not sure when they stopped.

[RCS]

rev 10 and rev 13 are post WW2. They can be found without the relief cut too

[Bob Seijas]

Yes, have seen them with the manufactured relief cut and without cut. That's a clue to the itme frame.