The Kupo 12" baby stand extension adds that little bit extra height to your light stands, baby plates or any other baby pin that needs extending. The se super handy chrome plated steel extensions will support anything you throw at the m. The se extensions also feature a base witha junior, or 1/8" diameter. Just remove the locking knob and drop it in a junior socket. The top of the baby pin also features a 1/4"-20 female thread for additional mounting options. The baby stud has a knurled neck so the set-screw bites down nice and tight. The y come in 6", 12", 18" and 24" lengths.