This self-locking tire inflator chuck is consistent performance, making tire inflation quick and effortless. Its materials and allow durability and longevity, while the secure locking mechanism prevents air loss, helping you maintain optimal tire pressure for improved safety and fuel efficiency. Features -Color:Assorted Color -Material:Metal -Size:7.00X2.50X2.50cm/2.75X0.98X0.98in -Size:4.40X4.40X1.80cm/1.73X1.73X0.71in -Rapid inflation: this tire valve adapter allows for quick inflation of car tires, making the process efficient -Secure connection: the selflocking feature allows a secure and stable connection -Versatile compatibility: fits a variety of car tires, suitable for multiple vehicle types -Enhanced performance: pairs well with tire air compressors for improved inflation results -Solid material: the air inflator fitting is crafted from sturdy materials, allowing durability and reliability Package list: 2 x air inflation adapters 1 x roll of belt