A Wellington gunsmith says replica 9 millimetre air pistols being sold in New Zealand in increasing numbers are incredibly hard to tell from the real thing.
Police have raised concerns about the availability of high-powered air guns.
They can be sold to people over 18 without a licence for as little as $70.
Paremata gunsmith Murray Cameron says even to the trained eye the replicas are hard to tell from the real thing.
The Arms Amendment Bill now before Parliament is likely to tighten control of some high-powered air guns.