1、High quality Aluminum alloy grip ,durable; 2、Built-in Stainless steel screw, in accord with the global standard size; 3、Simple for work and convenient for installation; 4、Design with large external diameter, and fit most cameras and camcorders; 5、Suitable for most shooting situations Description: The follow focus ring belt can match the follow focus in a great way. And the ring belt can fit all zooming lens with size from 49mm to 82mm. Features: 1. High quality Aluminum alloy grip ,durable; 2. Built-in Stainless steel screw, in accord with the global standard size; 3. Simple for work and convenient for installation; 4. Design with large external diameter, and fit most cameras and camcorders; 5. Suitable for most shooting situations Specifications: Suitable lens size: 49mm, 52mm, 55mm, 58mm, 62mm ,67mm, 72mm, 77mm, 82mm Material: High quality Aluminum alloy, ABS Item color: Black Whole length: 36cm Gear module: Global engineering standard 0.8 Package Included: 1 x Follow Focus Ring Belt Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.