AR 15 in 7.62x39 YES IT DOES WORK!
Current parts list is as follows.
Spikes tactical t2 buffer
Ar stoner a3 complete upper
Rock river carry handle
Black rifle arms extended firing pin
Anderson lower
ALG ACT with Wolff reduced power trigger return spring and reduced power disconnector spring.
Magpul miad grip with hogue universal hand all
Magpul ctr stock with limb saver
Ar stoner lower parts kit
Battle arms development take down pins
Tom's tactical 7075 buffer tube.
What it will also have when finished.
Miculek muzzle brake
Bcm gunfighter charging handle
Cerakote paint job
Soe gear two point bungee sling