Originally Posted by steelslaver

I would machine off the extractor stars and then then put a new piece of metal on. But, my protect would be able to use a reworked 357 extractor as the case head would be larger than that. Think of a necked down blown out 30-30 case. A shortened 30 Herret.

Lots off heat treated 4140 available. Turned down B16 studs would be very good material for this. The are heat treated for high tensile strength applications.