Seems nuts what people will pay if it fits on a bench!
https://www.ebay.co.uk/itm/Emco-War...e=STRK:MEBIDX:IT&_trksid=p2060353.m1438.l2649
https://www.ebay.co.uk/itm/Emco-War...e=STRK:MEBIDX:IT&_trksid=p2060353.m1438.l2649
...Gears are readily available from several sources