Air lubricator, with same function of SMC products. The port thread includes 1/4"NPT, 3/8"NPT and 1/2"NPT. Air lubricator, with same function of SMC products. The port thread includes 1/4"NPT, 3/8"NPT and 1/2"NPT which is for North American market.Guaranty pressure: 1.5MPA; Air Lubricator (Lubricator, Pneumatic Accessories)