Features: Quickly inflate inner tires on trucks, buses, and double wheel vehicles without removing outer wheels, featuring a leak proof locking nozzle for secure air transfer. Crafted from strong alloy, this tire chuck boasts an easily replaceable inner valves cores and seal seal to maximize inflation efficiency. Ideal for commercial truck drives , owners, and fleet maintenance crews requiring stable tire accessories for heavy duty vehicles. Perfect for roadside emergencies, garage repairs, or routine tire pressure checks on semi trailers, campers, and construction equipment. simplify double wheel maintenance with its ergonomic design, ensuring rapid compressed air delivery to both inner and outer tires simultaneously. Specifications: Component : metal Styles: 2 for option Package Includes: 1xTire Inflation Chuck note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.