In order to understand the sporting purposes tweak, you need to read this article cited David Codrea. This weapon shouldn’t be an NFA device to begin with regardless of barrel length because it doesn’t have a butt stock. But David initially reported this.
The Bureau of Alcohol, Tobacco, Firearms and Explosives’ classification of pistol grip only firearms with 14” barrels that fire shotgun shells and are over 26” in overall length as neither “shotguns” nor National Firearms Act “Destructive Devices” or “Any Other Weapons” has created a situation wherein the agency must either quietly save face or have it …read more

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