Growalot, I believe that ML thing was changed in Jan 2012 so felons can not own them. Also there is some law that felons can not own or posses 209 primers.
http://ypdcrime.com/penal.law/article265.htm#p265.01
Read line number 4 under 265.01
4) He possesses a rifle, shotgun, antique firearm, black powder
rifle, black powder shotgun, or any muzzle-loading firearm, and has been
convicted of a felony or serious offense; or