You only need to file the SBR paperwork and continue enjoying your gun. Besides, you can as well customize it’s caliber to multiple caliber options. Almost any part of this pistol is customizable.
It has the capability of an SBR
It functions and does deliver performance similar to an SBR. The only major difference is the absence of stock on the AR-15 pistol
Since both are short-barreled guns, their accuracy levels are almost the same.