A step up filter adapter ring is of great convenience to photographers who own several lenses and filters of different thread sizes.With all the filter adapter rings included, users can mount a 49mm filter on a 37mm lens, a 52mm filter on a 49mm lens, a 55mm filter on a 52mm lens, a 58mm filter on a 55mm lens, a 62mm filter on a 58mm lens, a 67mm filter on a 62mm lens, a 72mm filter on a 67mm lens, a 77mm filter on a 72mm lens, and a 82mm filter on a 77mm lens.All step up adapter rings are CNC machined with accurate screw threads and can fit perfectly on your lens and filters. Compatible with Nikon Canon Sony Fujifilm camera lenses with matching filter threads (37mm, 49mm, 52mm, 55mm, 58mm, 62mm, 67mm, 72mm, 77mm, marked under your lens barrel with the “Φ” symbol).The robust aluminum alloy build ensures greater durability and the anodized matte finish gives them modern and stylish look.SpecificationsMaterial: Aluminum alloyPackage Contents1 x 37-49mm Step Up Adapter Ring1 x 49-52mm Step Up Adapter Ring1 x 52-55mm Step Up Adapter Ring1 x 55-58mm Step Up Adapter Ring1 x 58-62mm Step Up Adapter Ring1 x 62-67mm Step Up Adapter Ring1 x 67-72mm Step Up Adapter Ring1 x 72-77mm Step Up Adapter Ring1 x 77-82mm Step Up Adapter Ring