1/4" and 3/8" Stud (4pc set) For Light Stands1 4" and 3 8" Stud (4pc set) For Light Stands Turn your camera tripod into a light stand! The 1 4" to 3 8" thread adapters that come in this set can be used to convert most 1 4" male threads to 3 8" male threads or 3 8" female threads to 1 4" female threads. For example: you need to mount a standard tripod head with a 3 8" hole on top of a light stand that has a 1 4" threaded tip on top. Simply screw the thread adapter on top of the light stand. You