Product Name: Step Up Adapter Ring Material: Metal Male Thread: 49mm Female Thread: 77mm Size (Approx): 80 x 5mm (Max.D*H) Weight: 10g Color: Black The adapter ring is suitable for filters, close-up lenses, and other attachments, allowing use with lenses that have different filter thread sizes. The 49-77mm Step-Up Adapter Ring easily screws onto the front of any 49mm lens, enabling compatibility with 77mm threaded accessories such as filters, lens hoods, flashes, and lens converters. Package Contents: 1 x Step Up Adapter Ring Note: The package includes only the items listed above. Other products are not included. Light and display settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3cm.