Thread: Identify old 303B Military Rounds

Originally Posted by Jhon

Yeah I'm sitting on a heap of them I've collected over the years. Also have a tin of primers I bought a few years back, from Gunworks I think. Never got around to trying them.. don't know if they are the right ones or not..also not sure if they are corrosive..so kind of a last ditch thing to have on hand. With what components are going for the last ditch might be closer than expected lol..

Good info on the ram prime..I have one. Did you acquire or make the larger cup?

Treat all .250 primers as corrosive (no big deal if you clean correctly). I got someone to spin me up a larger stem for the ram prime .