Compiled Laws, Chapter 750. Michigan Penal Code § 750.224

(a) A machine gun or firearm that shoots or is designed to shoot automatically more than 1 shot without manual reloading, by a single function of the trigger.

(b) A muffler or silencer.

(c) A bomb or bombshell.

(d) A blackjack, slungshot, billy, metallic knuckles, sand club, sand bag, or bludgeon.

(e) A device, weapon, cartridge, container, or contrivance designed to render a person temporarily or permanently disabled by the ejection, release, or emission of a gas or other substance.

(a) A self-defense spray or foam device as defined in section 224d.  1

(b) A person manufacturing firearms, explosives, or munitions of war by virtue of a contract with a department of the government of the United States.

(c) A person licensed by the secretary of the treasury of the United States or the secretary's delegate to manufacture, sell, or possess a machine gun, or a device, weapon, cartridge, container, or contrivance described in subsection (1).

(a) A device for muffling, silencing, or deadening the report of a firearm.

(b) A combination of parts, designed or redesigned, and intended for use in assembling or fabricating a muffler or silencer.

(c) A part, designed or redesigned, and intended only for use in assembling or fabricating a muffler or silencer.