Having a problem? The filter has a different diameter and you still want to use it to achieve the effect you've been waiting for so long? Step Up ring adapter allows you to use larger size filters on lenses with a smaller diameter thread. The first number is the size that screws into the lens, the second number is the filter size. With this filters adapter ring, it is not a problem at all. It will be a great way to enhance your photographic experience.This is a 37mm-55mm step up lens ring adapter designed for all people who is looking for some perfect adapters. This 37mm-55mm ring adapter allows the use of 37mm filters and accessories on a lens with a 37mm filter thread, and it is a great way to enhance your photographic experience. You may also combine multiple step rings to fit even larger filters. Made of high quality material, features durable light aluminum alloy construction, the lens ring adapter is reliable for long time use! Really a must have for all camera users.Still don't have an idea about it? Look at the information and pictures below to get a clearer understanding! I'm sure you will want it! Get this filter ring adapter now without hesitation! You really deserve to have it! Do not miss it!