Ultralight BA-HS Threaded Ball Adapter with 1/4"-20 x 7/8" Bolt and Hardware

The Ultralight Control Systems BA-HS Threaded Ball Adapter provides a mounting ball for adding a light arm, a light, or any number of accessories to your underwater photography setup. The ball mount features a 0.88" long 1/4"-20 threaded screw for securely mounting on a tray, handle, etc.