... machine&water purifier Quick connector water fitting/water adapter(1/4 tube OD,1/8 stem) : 1 ... ) Item Name:Stem/Plug Elbow Adapter 2) Usage:RO machine,water purifier,water fountain quick fitting ... 9) We are specialize in producing quick fitting, push in fitting, RO water purifier parts,reverse osmosis ... communication. Quick connector water fitting/water adapter(1/4 tube OD,1/8 stem)