[Package Includes]: A highly practical combination to maintain efficient inflation. Widely applicable and convenient for inflating schrader valve of most bikes, motorcycles, cars, buses, trucks, etc. [Durable Tire Inflator Adapter]: 1/4 NPT (m) to standard Schrader valve (m) [VG8/8V1 valve threads], NO VALVE STEM INSIDE. This air chuck can be easily connected to any inflator or pump with a screw-on, or other female schrader valve connection. Its sturdy and durable structure ensures it can withstand frequent and tough use. [Closed Flow Air Chuck]: This lock on air chuck built in shut-off valve, air only passed through when the air chuck is engaged with a tire valve. Maximum to 160 PSI air pressure, press to inflation easily and quickly, which is a perfect choice no matter for industrial or household use. [Hands Free & Easy Operation]: This air compressor chuck comes with a steel lock-on clip, which offers a more ergonomic angle for easily holding the chuck in place on the valve stem during air filling operations and making inflation effortless. [2-Way Quick Connection]: Equipped with 1/4inch NPT female threads for easy connection to air pipelines. The standard adapter provides a secure connection to screw on tire inflator hoses. Suitable as a professional choice for portable air compressors/tire pressure gauges/air pumps, air hoses, tire chucks, and other air accessory connections. Color: As Shown Material: Metal Package Contents: 2 * air nozzles 2 * adapters 1 * tape