ITEM NAME:8x Step Up + 8x Step Down Ring Filter UV CPL Set 49 52 55 58 62 72 77 82mm Y6M3 8x Step Up + 8x Step Down Ring Filter UV CPL Set 49 52 55 58 62 72 77 82mm Y6M3 The ring adapter easily screws onto the front of any lens, and converts the thread size of your lens to the thread size of any other accessory (such as filters, hoods, flashes and lens converters) Color: Black Extremely solid and lightweight Specifically designed for your camera for a tight and secure fit for Nikon Canon DC147 Material:Black aluminum No wobbling or cross-threading. Your camera's lens thread size will be marked somewhere on the lens barrel This number is always preceded by a inch ? inch (diameter) symbol For example:37 = 37mm lens thread size This number can also often be found printed on the back side of your lens cap The first number is always the lens thread size, the second number is the filter size of the accessory If the first number is bigger, it's a step-down ring If the first number is smaller, it's a step-up A must have accessory to unlock the full potential of your camera Accessory only Camera and filter UV not included Package Included: 1 x 49mm Step-up ring 1 x 52mm Step-up ring 1 x 55mm Step-up ring 1 x 58mm Step-up ring 1 x 62mm Step-up ring 1 x 72mm Step-up ring 1 x 77mm Step-up ring 1 x 82mm Step-up ring 1 x 49mm Step-down ring 1 x 52mm Step-down ring 1 x 55mm Step-down ring 1 x 58mm Step-down ring 1 x 62mm Step-down ring 1 x 72mm Step-down ring 1 x 77mm Step-down ring 1 x 82mm Step-down ring Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm..1 x 82mm Step-up ring. 1 x 82mm Step-down ring. The ring adapter easily screws onto the front of any lens, and converts the thread size of your lens to the thread size of any other accessory (such as filters, hoods, flashes and lens converters).