Features 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 Ring Material: Aluminum Alloy, Rubber, ABS Lens 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 / 3.23in Product Color: Black Overall Length: 36cm / 14.2in Gear Module: Global Engineering Standard 0.8 Package List 1 x DSLR Camera Follow Focus Ring Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.