filmstyle "GearRing360" , pitch 32, mod. 0.8 , for SLR lens diameters up to 90mm,

can rotate 360° without any interfering screw with the rods.

fits to every filmstyle follow focus like ARRI FF, Chrosziel DV Studio Rig, RedRockmicro FF et al..

... and can even be used for the zoomring, too.

 

 

"GearRing360" 65 Euro, (holder 40 Euro, geared ring 25 Euro)