: A variation using "British Standard Pipe" for the main receiver and components.
: Luty's most famous work, which provides step-by-step instructions for building a simple, sheet-metal and tubing SMG. Expedient Homemade Firearms
: In most jurisdictions, manufacturing firearms without a license is a serious criminal offense. Luty himself was imprisoned multiple times in the UK for his activities. : A variation using "British Standard Pipe" for