Fotodiox Replacement Gear Ring Belt for DSLR Follow Focus Rig, Supports Canon, Nikon, Sony Alpha, Sony NEX, Pentax, Olympus Panasonic MFT Cameras, Fits lens with 60-105mm Diameter
Fotodiox Pro replacement gear ring is true PRO grade for all professional movie makers. It offers universal size for most of the lenses. The soft rubber remains soft even in cold weather to ensure smooth operation.