Can't find the needles on ebay at the moment the carbymaster usually has them listed and he is often on here. Only one I can find is this one but it has the primer cap, I would email him and see if he will send you one.
.ebay.com.au/itm/VICTA-2-STROKE-CARBY-FUEL-PRIMER-BULB-CAP-KIT-FOR-PLASTIC-CARBURETORS/123864145772?