Air Chuck Set,2pcs Heavy Duty Dual Head Air Chuck,2 pcs Closed Ball Tire Chuck with 1/4" FNPT and 4pcs Standard Male Quick Plug, Tire Air Fill Kit for Tire Inflator Gauge and Air Compressor. Air Chuck Set,2pcs Heavy Duty Dual Head Air Chuck ,2 pcs Closed Ball Tire Chuck with 1/4" FNPT and 4pcs Standard Male Quick Plug, Tire Air Fill Kit for Tire Inflator Gauge and Air Compressor.