This is the same as the question on whether you can install a feed ramp to run AK mags in an unconverted Saiga. Some say yes, some say no. I recommend being on the safe side. Do you want to be the test case?
RKBA Clock: soap box, ballot box, jury box, cartridge box (expanded right 4/16/14)
"Socialism can be a useful servant, but is a cruel master"