The sleek, black-finished ARRI FF-4 Basic Follow Focus Unit consists of a single-sided follow focus with one standard knob. This robust, economical unit slides onto a pair of lightweight 15mm rods (rods not included). The FF-4 is designed with a 1:2 knob-to-gear ratio for smooth, accurate focus pulls on a variety of lenses. A required focus gear is not included with this unit.

The FF-4 features a modular design that is compatible with most ARRI follow focus accessories such as whips, speed cranks, and knob accessories (available separately). One flat marking disk is included with the FF-4 Basic Unit.

The left-sided ARRI Standard Focus Knob fits ARRI FF-5 and MFF-2 Cine/HD, and FF-4 follow focus units. This standard, single-speed knob is designed to work with cine-style lenses having hard infinity and close focus limits. One reusable flat marking disk is included with the knob. Compatible ARRI focus accessories such as whips, speed cranks, and extensions are available separately.

The right-sided ARRI Standard Focus Knob fits ARRI FF-5 and MFF-2 Cine/HD, and FF-4 follow focus units. This standard, single-speed knob is designed to work with cine-style lenses having hard infinity and close focus limits. One reusable flat marking disk is included with the knob. Compatible ARRI focus accessories such as whips, speed cranks, and extensions are available separately.

The ARRI BA-2 FF-4 Follow Focus Adapter is used with an ARRI FF-4 or FF-3 base component. Use this adapter to snap the FF-4/FF-3 onto a pair of bridge plate-supported 19mm studio rods (not included). The adapter fastens onto a pair of rods using a single thumbscrew. Mounting and detaching the BA-2 Adapter from the FF-4/FF-3 can be done in the field by the user and does not require shop service.

The ARRI Geared Matte Box Filter Stage Whip interfaces with any ARRI matte box geared filter stage. This flexible shaft is rotated by its knob handgrip, enabling an operator or camera assistant to raise and lower a geared filter tray at a comfortable distance from the camera.

Designed for quick or extended focus pulls, this L-shaped handle enables a camera assistant to rotate the lens focus barrel further than possible when grasping the focus knob itself.

Built for strength and portability, the black Pelican 1485AirNF Hard Carry Case is designed to be dustproof, fully watertight, and crushproof to protect your valuable gear against the harshest handling, shipping, and environmental conditions on the planet. This case features a foam cutout for the ARRI FF-4 Follow Focus Unit.

This ARRI Flat Marking Disk is compatible with standard and two-speed follow focus knobs, and the WCU-3 hand unit knob. Use a non-permanent marker to apply temporary focus marks to its surface. This round plastic unit may be used as a replacement or additional marking disk.