The temporary transfer of a firearm shall not constitute a violation of this subsection if that firearm is transferred:
The transfer of any firearm that uses air or carbon dioxide to expel a projectile; or the transfer of an antique firearm shall not constitute a violation of this subsection.
As used in this subsection, "firearm frame or firearm receiver" means the part of a firearm that provides housing for the firearm's internal components, such as the hammer, bolt or breechblock, action, and firing mechanism, and includes without limitation any object or part which is not a firearm frame or receiver in finished form but is designed or intended to be used for that purpose and which may readily be made into a firearm frame or receiver through milling or other means.
As used in this subsection: "three-dimensional printer" means a computer or computer-driven machine or device capable of producing a three-dimensional object from a digital model; and "distribute" means to sell, or to manufacture, give, provide, lend, trade, mail, deliver, publish, circulate, disseminate, present, exhibit, display, share, advertise, offer, or make available via the Internet or by any other means, whether for pecuniary gain or not, and includes an agreement or attempt to distribute.
N.J.S. § 2C:39-9