ARRI Focus Knob Coupling for Flexible Shaft | K2.47235.0 | Follow Focus Accessory Bridge
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Key Features
Key Features
- Direct Flexible Shaft or Focus Lever Connection
- Compatible with ARRI FF-3, FF-4 & FF5-HD Systems
- Left or Right-Side Mounting Options
- Compact Design for Reduced Rig Width
- Precision Zero-Backlash Mechanical Performance
Features & Specifications
Product Overview +
Direct Focus Drive Integration
The ARRI Coupling for Flexible Shaft (K2.47235.0) provides a dedicated mechanical link for advanced camera assistant workflows. By allowing a flexible whip or speed crank focus lever to connect straight into your follow focus base, it bypasses the standard focus wheel entirely. This setup provides camera assistants with a high-fidelity, direct line of communication to the lens drive, which is ideal for working in tight operating spaces or on specialized rigging platforms.
Comprehensive Studio System Support
Engineered with modular versatility in mind, this tactical coupling piece integrates seamlessly across ARRI's premium lineup of mechanical studio follow focus packages. When paired with the ARRI FF-4 or FF5-HD units, it can be quickly positioned on either the operator or dummy side of the camera block to accommodate complex rigging layouts. For vintage or specialized FF-3 units, it mounts securely on the right-hand side to maximize setup options.
Rugged Production Reliability
Built to withstand the aggressive mechanical strains of fast-paced professional sets, this coupling is machined out of heavy-duty materials to eliminate torsional flexing. Note that this component is purpose-built for traditional studio systems and is not compatible with the LFF-1 series. Its high-tolerance internal matching pins secure the whip firmly, guaranteeing that every subtle touch from the focus puller translates into absolute lens precision.
Technical Specifications +
technical specifications

