Original maker unknown, this U.S. M2 Carbine trigger group is marked "NORREL ARMS/ JAX. AR. 506" on the arm, with an illegible marking on the right side of the main body, "7161836 A" on the elector switch and "7161837" on the block. NOTE: This trigger group is classified by the Bureau of Alcohol, Tobacco, Firearms and Explosives as a "Machine Gun", in 30 caliber. This is a fully transferable NFA Class III Firearm currently on a Form 4. You are required to check your state and/or local laws as to whether or not you may own this. This weapon can be transferred to a Class III dealer at no charge. Buyer pays all other transfer fees and stamps. ADDITIONAL NOTE: No other parts are included with this lot, and we will not accept a return due to inability to acquire or assemble said parts.

Excellent, showing a few light handling marks. Has not been installed for testing, but appears in good order.