Features -Color:As Shown -Material:Copper, iron -Size:4.30X3.40X2.00cm/1.69X1.34X0.79in -Size:4.40X1.50X1.50cm/1.73X0.59X0.59in -The 1/4 internal thread air chuck is a versatile tool for inflating tires. Provides better locking, preventing air leakage. -Air chuck is made of copper and iron, ensuring durability and wear resistance, high hardness to use. -Includes sealed ball air chuck and quick connectors, making it suitable for most people to use. -This professional choice for tire inflation is widely applicable to bicycle, motorcycle, car, bus, and truck tire valves. -The sealed ball air chuck closes the airflow when the valve is not open, suitable for various air inflation applications. The 1/4 internal thread air chuck is a versatile tool for inflating tires Provides better locking, preventing air leakage Air chuck is made of copper and iron, ensuring durability and wear resistance, high hardness to use