Features and Benefits:�Heavy Duty Truck Tire Inflation Kit with Glad Hand and Dual Foot Air Chuck�Lentgh 50 ft., Male Fittings: 1/4" Brass, Max Air Pressure: 300 PSI, I.D. 3/8". A simple way to top off your tires utilizing your on-board compressor!Heavy Duty Truck Tire Inflation Kit with Glad Hand and Dual Foot Air Chuck; Lentgh 50 ft., Male Fittings: 1/4" Brass, Max Air Pressure: 300 PSI, I.D. 3/8". A simple way to top off your tires utilizing your on-board compressor!