That also describes Shen Hao but they ship Fed Ex.Originally Posted by bobfowler
They sell an adapter to fit RB backs which I guess then fits any graflok back. Would seem the cheapest/simplest way for anybody wanting to use RB backs would be to get an adapter. Maybe Mpex or Badger carry them. At least I think that's what the "RB67 4*5" they sell is for.