The O-Box Studio Adapter (19mm) is designed to work with OConnor O-Box WM Matte Box. It has 2 protruding studs which fit into the LWS holes on the O-Grip bridge, and can then be attached to 19mm studio rods.
This solution provides a total of 6 mounting points for O-Grips, while saving valuable rod space.Designed to work with OConnor O-Box WM MatteboxStudio adapter ideally takes the place of the LWS bridgeFeatures two protruding studs which fit into the LWS holes on the O-Grip bridge, which then goes onto studio rods19mm size.