I'd be willing to bet that the SG recoil plate is original to that stock.
Could you look inside the stock's slide well and see if you can see any sign of a 'Green number stamp' ?
like these,
Enjoy your find...
Regards
Charlie-painter777
I'd be willing to bet that the SG recoil plate is original to that stock.
Could you look inside the stock's slide well and see if you can see any sign of a 'Green number stamp' ?
like these,
Enjoy your find...
Regards
Charlie-painter777