Check the listing for details. Aluminum 52mm to 54mm Camera Lens Filter Step-Up Ring Adapter 52mm to 54mm Black. Condition: New. Listed at 9.58 USD. Adapter ring is suitable for filters, close-up lenses and other attachments to lenses with different filter thread sizes. The Bower 52-54mm Step-Up Adapter Ring easily screws onto the front of any 52mm Lens, and allows you to convert to the 54mm threads of accessory items (such as filters, hoods, flashes and lens converters).Features:1. The first number points to the lens thread size and the second number is the filter size.2. Step up rings provide a way to fit a larger diameter filter or accessory onto a smaller lens.3. Made of high quality aviation aluminum alloy with durable surface, good tightness and no wobble.Material: MetalMale Thread: 52mm/2.12"Female Thread: 54mm/2.04"Size(Approx): 57 x 6.8mm/2.24"x 0.26"(Max.D*H)Color: BlackWeight: 5gPackage Content: 1 x Step Up Adapter Ring.