SMC KQ2R06-10A PBT Push-to-Connect Tube Fitting, Plug-in Reducer, 6 mm Tube OD x 10 mm Fitting Size (Pack of 10): Industrial Air Cylinder Accessories: Amazon.com: Industrial & Scientific
SMC 10-VQ111H-5-X13 pilot valve, clean room, VQ100 SOL VALVE 3-PORT***