The ARRI FF-4 Studio Follow Focus is a classic accessory for film and commercial work. It works with a variety of cine-style lenses for focus pulling and has a gear ratio of 1:2 that is appropriate for most barrel sizes. It is also compatible with the focus knobs from the FF-5 HD and all ARRI driver gears. Its low profile allows it to sit snugly against your camera. This is an economical and robust choice for video production.

• ARRI BA-2 19mm Rail Adapter

• Follow Focus Drive Gear

• Primary Follow Focus Knob

• White Marker Ring

• Carrying Case

• Choice of 3 Different Stop Knobs

• Compatible with 15mm and 19mm Rods

• Knobs Compatible with FF-5

• Gear Ratio of 1:2 (One Turn of Knob = Two Turns of Gear)

There is no manual for this product.