The Advanced Rotator RD8-II from Nodal Ninja is compatible with the Ultimate M2-series heads, which assists you to create panoramic or spherical photographs. The head rotates 360° with detent plunger knobs that screw into any of the increment selections. The click-stops move 30, 15, 6, 5, 4, 3, 2.5, and 2° per rotation, and the 1.3" tall RD8-II supports cameras with a lens up to 700mm horizontally and vertically with a lens up to 465mm.