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ARRI RRA-1 Rotary Release Adapter
€190.00
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Important Notice
ARRI RRA-1 Rotary Release Adapter for WCU-4 & Hi-5 Hand Units
The ARRI RRA-1 Rotary Release Adapter is a purpose-built tool designed to solve a critical on-set challenge for focus pullers: the need for speed and flexibility. In a fast-paced production environment, being tethered to a monitor or stand by a screw-on mount is inefficient. The RRA-1 replaces this slow process with a secure, instant quick-release system specifically for the ARRI WCU-4 and Hi-5 wireless compact units. This allows an AC to instantly detach their hand unit, move freely for a new shot, hand it off to the director or DP, or make a quick adjustment without fumbling with threads.
Crafted with the precision and durability expected from ARRI, the RRA-1 is not merely a convenience but a professional workflow enhancement. It features a smooth, 360-degree rotation, allowing the operator to find the most ergonomic angle for any shot, whether handheld, on a dolly, or mounted to a remote head. The robust locking mechanism ensures the multi-lakh rupee hand unit remains solidly in place during operation, providing complete peace of mind. For the working professional, this adapter translates to saved time, reduced fatigue, and a more fluid, efficient on-set experience.
Key Features
- Instant Quick-Release:Allows for the immediate attachment and detachment of the WCU-4 or Hi-5 hand unit, saving critical time between takes and setups.
- 360° Rotation:Provides complete rotational freedom to position the hand unit at the most comfortable and practical angle for any shooting scenario.
- Secure Locking Lever:A robust and positive locking system ensures the hand unit is held firmly in place with no drift or wobble, preventing accidental disengagement.
- ARRI Build Quality:Machined from high-grade, lightweight aluminum, the RRA-1 is built to withstand the daily rigors of a professional film set.
- Native WCU-4 & Hi-5 Compatibility:Designed by ARRI for their own systems, guaranteeing a perfect, secure fit and seamless integration with your existing equipment.
- ARRI Rosette Mount:The base features a standard ARRI rosette with an M6 thread, allowing it to be mounted on a vast ecosystem of brackets, handles, and supports.
- Tool-Free Operation:The large, ergonomic release lever is designed for fast, single-handed operation, even while wearing gloves.
- Workflow Optimisation:Transforms the focus pulling station from a static mount to a dynamic, flexible tool, improving operator reaction time and comfort.
Why ARRI RRA-1 Adapter Is Better
Compared to the standard workflow of directly screwing a hand unit onto a bracket, the ARRI RRA-1 is superior in every professional metric. The traditional method is slow, cumbersome, and locks the operator into a single position. The RRA-1 provides instantaneous freedom. While third-party quick-release plates exist, none offer the native integration, precision engineering, and absolute reliability of an official ARRI accessory. The RRA-1 is designed specifically for the weight, ergonomics, and mounting points of the WCU-4 and Hi-5, ensuring a perfect, wobble-free connection that generic solutions cannot guarantee. It’s an investment in speed, security, and ARRI-certified dependability.
Advantages
For 1st Assistant Cameras (ACs):
* Significantly speeds up relocation between shots.
* Allows for effortless hand-offs to the DP or Director.
* Reduces fatigue by enabling quick ergonomic adjustments.
* Provides confidence with a secure, rock-solid lock.
* Significantly speeds up relocation between shots.
* Allows for effortless hand-offs to the DP or Director.
* Reduces fatigue by enabling quick ergonomic adjustments.
* Provides confidence with a secure, rock-solid lock.
For Gimbal & Steadicam Operators:
* Facilitates rapid detachment of the hand unit for balancing.
* Enables easy mounting and unmounting from the rig’s handlebars.
* Improves overall setup and breakdown speed.
For Cinema Equipment Rental Houses:
* Adds significant value and functionality to WCU-4 and Hi-5 packages.
* High-demand accessory that increases rental appeal.
* Robust ARRI construction ensures a long rental life with minimal maintenance.
Best Suitable For
- Professional 1st Assistant Cameras (1st ACs): Because it provides the speed and flexibility needed to react quickly on dynamic film sets, improving workflow efficiency.
- Focus Pullers: For whom ergonomic comfort and the ability to rapidly change position without unscrewing gear is paramount for performance.
- Gimbal and Steadicam Operators: To allow for rapid detachment of the hand unit to make balance adjustments or switch operating modes.
- Cinema Camera Rental Houses: As an essential, high-demand accessory that enhances the value and usability of their lens control system packages.
FAQs – ARRI RRA-1 Rotary Release Adapter
Q: Is the ARRI RRA-1 compatible with the older ARRI WCU-3 or SXU-1 hand units?
A: No, the RRA-1 is specifically designed with a mounting interface for the ARRI WCU-4 and the ARRI Hi-5 hand units only.
Q: Does the adapter require any power to operate?
A: No, the RRA-1 is a completely mechanical adapter and does not require any batteries or external power.
Q: Can I mount the RRA-1 on a non-ARRI rosette?
A: It is designed for the ARRI standard rosette (31.8mm diameter). While it might fit on some third-party rosettes, we recommend using ARRI-standard mounts for a secure, wobble-free connection.
Q: How secure is the locking mechanism? Could my Hi-5 fall off?
A: The mechanism is extremely secure. It’s a positive locking system designed by ARRI to hold their hand units safely. When the lever is engaged, it will not release accidentally.
Q: Is there any rotational drift or play once it’s locked?
A: No, the design ensures a solid connection. The rotation is for positioning, and once you set your angle, it stays put. The primary lock secures the unit from detaching.
Q: What tools are needed to attach the RRA-1 to a bracket?
A: You will need a standard M6 screw and a corresponding Allen/hex key to attach the RRA-1’s rosette base to a mounting bracket, which is standard for most cinema rigging.
Q: How much weight does the RRA-1 add to my setup?
A: The adapter is very lightweight, at approximately 150 grams, so it adds minimal weight to your focus station.
Q: Can the rotation tension be adjusted?
A: Yes, there is typically a small screw that allows you to adjust the friction of the 360-degree rotation to your preference.
Q: Is it easy to operate the release lever with gloves on?
A: Yes, the lever is designed to be large and ergonomic, making it easy to operate even when wearing standard on-set gloves.
Q: What is the adapter made of?
A: It is constructed from high-grade, anodized aluminum, ensuring it is both lightweight and extremely durable.
Q: Does the RRA-1 come with the M6 mounting screw?
A: No, the M6 screw is typically included with the mounting bracket or arm you are attaching the adapter to, not with the RRA-1 itself.
Q: Can I use this to mount my Hi-5 to a C-stand?
A: Yes, you would mount the RRA-1 to an ARRI-rosette compatible clamp or bracket, which can then be attached to a C-stand, creating a secure and quickly detachable monitor station.
| Brand | ARRI |
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