The top thread is 1/4" FNPT, compatible with most tire inflator, tire pressure gauge and compressor. Standard bore size suitable for Schrader Valve (0.305"OD), which is widely used on tires of cars, vans, aircraft, trucks, motorcycles and bikes etc. (with Schrader valve).

Color: Air Chuck
Size: 0.87”X0.87”X1.47”
Package Dimensions LxWxH: 3.62x3.03x0.94 Inches
Weight: 0.09 Pounds
Brand: JINKEY