Set Of Eight Step Up Rings ranging from 49mm to 82mm. namely 49 -52mm, 52-55mm, 55-58mm, 58-62mm, 62-67mm, 67-72mm, 72-77mm, 77-82mm. Can be used in combinations. A must have accessory to unlock the full potential of your camera and accessories. 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. 3 months Mfg. warranty + Branded storage Pouch.