One touch fitting, equivalent to SMC. Gray color body, long life, easy to ... with seal gasket or glue. One touch fittings: KQ2H1. KQ2 Series one touch fittings (push in fittings), equivalent to SMC.2 ... -00KJL04-00KJL06-00KJL23-99KJL04-99KJL06-99KJL23-04KJL23-06KJL04-06 Mini fitting Pneumatic Fittings (KJL Series)