(No, the grip is not changeable.) Grip has been updated to be changeable.
We cannot provide legal advice. I'd recommend reaching out to the manufacturer directly and checking local, state, and federal laws.
Yes, the ProMag Archangel M1A Close Quarters Stock is compatible with the Springfield Armory M1A (including Scout Squad) and M14 rifles.
Yes, the pistol grip on the ProMag Archangel M1A Close Quarters Stock can be changed with any standard AK47 pistol grip.
The ProMag Archangel M1A Close Quarters Stock has MLOK attachment points on the forend at the 3,6, and 9 o'clock position. These attachment point can be used for a variety of MLOK compatible accessories.
Yes, this ProMag Archangel M1A Close Quarters Stock is the same stock that is on the M1A SOCOM CQB.
The ProMag Archangel M1A Close Quarters Stock is not compatible with folding stock adapters. The ProMag Archangel M1A Close Quarters Stock is compatible with standard AR15 collapsible stocks but the buffer tube style attachment point is fixed to the stock.
Yes, this should work with the M1A Tanker as well.
The stock appears to have updated since it originally came out. New model's grip can be changed while the older version had a fused grip.
Yes, this will work with that rifle.