400 3 ⅛" RIMLESS
Experimental load by Kings Norton, but there is vitually no information available on this. The originals are very rare. The specimen below is a replica made for collectors by OPM in South Africa. The headstamp would be K.N.M.Co.
Experimental load by Kings Norton, but there is vitually no information available on this. The originals are very rare. The specimen below is a replica made for collectors by OPM in South Africa. The headstamp would be K.N.M.Co.