- Remote Control Splitter Box
- Splits control of zoom and focus on 521 and 521PRO
- Allows you to plug in two 521 series remotes to control the camera with both hands
- For example, plug two 521PRO remotes into the 521SB and use the zoom wheel of one 521PRO to control zoom and the other to control focus
- Threaded with a 3/8" and 1/4" socket and supplied with a thumbscrew to mount directly to the Fig Rig crossbar






