if someone could help with the following 577-450 questions
- I have one round with headstamp, KYNOCH 577/450, with a copper jacket soft nose bullet held in case by a neck cannelure ,is this a genuine round ?, did Kynoch make them ?or do I have someones wildcat
- this round has headstamp G. K. B ,a common headstamp but it has a VERY long taper ,semi pointed lead bullet ,it could be a proof round ,length of bullet out of case is 1.69 in. and OL of 3.97 in. full ring cannelure ,looks factory but is it ? thanks Randy