Feature: Multiple applications: The 1/4 "F-NPT internal thread end of the dual head pump nozzle can be connected to tire inflation tools, used to connect air pipelines, portable locking air chuck for bike tire & tire air pump valve adapter, or tire inflation gauges. Black bike pump adapter also has standard American fine thread, which is the same as the thread of all American standard car valves, and can inflate most bicycles, motorcycles, cars, trucks, etc.