YELANGU YLG0103D F4 Limit Follow Focus with Adjustable Gear Ring Belt for Canon / Nikon / Video Cameras / DSLR Cameras

Features
1. This follow focus use L installation plate and the camera tripod screw holes at the bottom of the connection, do not need to be fixed on the catheter, can be used directly
2. Professional touch, precise focusing
3. The unique damper design
4. Install easily
5. Great convenient cameraman fast accurate focus, make the film and television shooting more perfect and efficient