Thread Size: 1/4" FNPTMax Pressure Rating: 150 psiMaterial: Die CastFeatures A Vented Nozzle To Relieve The Compressed Air Should The Nozzle Become Plugged Or Accidentally ObstructedTamper Proof Pressure Reducer Limits Nozzle Pressure To 30 psi Or Less With A Maximum Inlet Pressure Of 150 psiHandy Hang-Up Hook To Keep Blowgun Readily Available When NeededPush Button Action To Operate