Bubble Level and Compass for Rotator Mini's (F6235)
Bubble Level and Compass for R1 and R10 with RD4/5 and Rotator Mini's - will also fit RS-1 (which already comes with level), and also Ultimate Mini Pkg (extender needed).
Now includes extender (not shown).
Benefits of extender include:
smaller foot print of rotator and tripod
remove magnetic interference from bearing in some rotators