Likewise an M-1 carbine receiver and an M-2 carbine receiver are identical, and all the parts to convert a gun from an M-1 to an M-2 are available on the surplus market. HOWEVER having all the parts, and an M-1, or even just some of the M-2 parts together, is a machine gun under the NFA. While the US Supreme court decision in the Staples case should help to protect truly innocent possessors of such things, you are playing with fire.

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Ak-47 Stock and Rifle Scopes
There is also a revolver definition, but it does not add anything except a provision for guns with revolving cylinders, rather than permanent chambers.

M16/AR-15 Accessories – Just another WordPress weblog
Shortest model sight yet! This sight is smaller than the former N-cell battery sight (511/551) and runs on a single 123 battery. It also has a longer battery life than the N-cell …

Ak-47 Stock and Rifle Scopes
Trijicon ACOG TA47-2: 2X20 with Amber Triangle Reticle. This is the most compact unit. It is a step up in magnification and is well suited to limited space on a weapon like the UZI …

Ak-47 Stock and Rifle Scopes
There is also a revolver definition, but it does not add anything except a provision for guns with revolving cylinders, rather than permanent chambers.

Ar-15 accessories for tactical Shooters
* General Info on NFA weapons * Obtaining the law enforcement certification * NFA weapons and the 4th amendment * NFA weapon amnesties * Machine gun sears and conversion parts

Accessories for Tactical Ar-15 & AK-47 / SKS
ATF has made up a rule, 27 CFR sec. 179.141, that requires the owner of a lost or stolen NFA weapon to make a report “immediately upon discovery” to ATF including the name of …

Rifle Triggers & AR15 Accessories
Penalties for NFA violations A violation of the NFA can result in a felony conviction, punishable by up to ten years in prison, and/or a $250,000 fine.