High-quality 0.08m 12mm Lens Focus Gear designed specifically for FF-T05 Follow Focus system Robust and reliable 43-tooth gear for precision and smooth focusing Compatible with the standard 0.8 mod of follow focus systems for seamless integration Durable construction made to withstand the demands of professional use Produced by Tilta, a reputable brand in professional camera and video equipment Optimizes performance of photography and videography equipment for consistent, high-quality results