Feature:1. MULTI SIZE APPLICABILITY: Suitable for a wide range of lens sizes, including 49mm, 52mm, 55mm, 58mm, 62mm, 67mm, 72mm, 77mm, 82mm, to meet different shooting needs.2. CONVENIENT AND PRACTICAL: This follow focus ring belt is simple to operate and easy to install, providing users with a convenient and fast experience. Both professional photographers and photography enthusiasts can easily master it.3. PROFESSIONAL DESIGN: The length is up to 360mm/14.17inch, industrial 0.8 standard gear module, in line with global engineering standards. Professional design makes it suitable for various shooting scenarios.4. PROFESSIONAL MANUFACTURING: The follow focus ring belt is designed with a large outer diameter, suitable for most cameras and camcorders, easy to operate and convenient to use.5. PREMIUM MATERIAL: Made of premium aluminum alloy handle, rubber and ABS material, sturdy, ensuring long time dependable use and providing a stable shooting experience.Specification:Item Type: DSLR Camera Follow Focus RingMaterial: Aluminum Alloy, Rubber, ABSLens Size: 49mm / 1.93in, 52mm / 2.05in, 55mm / 2.17in, 58mm / 2.28in, 62mm / 2.44in, 67mm / 2.64in, 72mm / 2.83in, 77mm / 3.03in, 82mm / 3.23inProduct Color: BlackOverall Length: 36cm / 14.2inGear Module: Global Engineering Standard 0.8.Package List:1 x DSLR Camera Follow Focus Ring