does it have to be rra I can deff locate one for you there not wallet friendly right now or build a custom one for you let me know my hobby has now turned into a part time job
also on a side note I load all my own ammo I am going to be selling bulk .223 for a reasonable price all of it is mil spec 55grain fmj brass cased reloadable I also have about 10
aluminum(not steel) preban 30round ar mags that I am selling for $40 a piece