JJC 49-77mm Step-Up Metal Ring Adapter Filter for Lenses
JJC 49-77mm Step-Up Metal Ring Adapter Filter for Lenses convert the thread size of your lens to the thread size of any other accessory, such as filters, hoods, flashes and lens converters, etc. So you can mount a large threaded accessory to your small threaded lens via this ring adapter. For example, JJC49-77mm permits the use of 77mm filter on lenses with 49mm filter threads. The ring adapter features a lightweight, aluminum-alloy construction that has a corrosion-resistant, black anodized finish for durability. It can be mounted without wobbling or cross-threading yet easily be removed. Up to 60 sizes are available.