PowRyte 220 PSI Dual Chuck Air Tire Inflator with Dial Gauge Air inflation gun, air chuck, and tire gauge are all combined in one easy to use unit; Rugged die cast aluminum construction with chrome plate finish that is corrosion-resistant Ergonomically designed trigger controls inflation and bleed-valve reduces excess pressure 6-Inch air chuck can be connected hard to reach valve stems on trucks and tractors 12-Inch heavy duty rubber hose for easier use Dial air inflator gauge measures from 10-220PSI in 2PSI increments; Female 1/4-NPT inlet thread