Section 141 of the Criminal Justice Act 1988 (“section 141”) provides that any person who manufactures, sells or hires or offers for sale or hire, exposes or has in his possession for the purpose of sale or hire, or lends or gives to any other person, a weapon to which that section applies shall be guilty of an offence and liable on summary conviction to imprisonment for a term not exceeding six months or to a fine or both. The importation of any such weapon is prohibited.