ARRI R11 Clamp-On Ring 143mm to 134mm for Alura

Professional Lens Integration

The ARRI R11 Clamp-On Ring is a precision-engineered adapter designed to bridge the gap between 143mm matte box openings and lenses with a 134mm front diameter. Specifically optimized for Alura zoom lenses, this ring ensures a secure, stable connection for demanding cinematography environments.

Reliable Light Protection

Maintaining image integrity is critical on set. The R11 ring provides a light-tight seal, eliminating the risk of internal reflections or stray light entering the optical path. Its robust construction reflects ARRI's commitment to professional-grade camera accessories.

• Compatible with ARRI matte boxes featuring a 143mm back.
• Designed specifically for Alura 18-80mm and 45-250mm zooms.
• Clamp-on mechanism for rapid installation and removal.