A GAS-powered handgun was found on a man in Burnley town centre.
Police said officers stopped and searched a man who was found smoking cannabis in the town centre on Sunday evening.
A police spokesman said: "During the search further cannabis was found as was this gas powered air weapon.
"Suspect now in custody.
"These are not toys, these are covered by section 19 of the firearms act."
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here