The Redrock microFollowFocus Black with a 0.8 film pitch drive gear allows you to pull focus of still and cinema lenses. 

• Comes with 3x Redrock Micro Air Lens Gear for stills lenses

• 0.8 Film Pitch Drive Gear

• Backlash Dial / Integrated Hard Stops

• Moveable Reinforced Focus Indicator

• 3D Marking Disk / Quick Release Clamp