The SIRUI RX-75B Leveling Ball Set fits video tripods* with 75mm bowls and provides a platform to attach video heads.
Rugged aircraft grade aluminum construction for heavy-duty use.
Locking screw on the platform secures the video head onto the Leveling Ball Set, to prevent the video head from unscrewing while panning.
* and SIRUI R-X Series tripods with included 75mm adapter bowl attached.
(This product is replacing old Y-75B)