The Heliopan Bay 50-58mm Step-Up Ring is a reliable and economical way to use filters. For example, a 49-52mm Step-Up ring would allow you to use 52mm filters on lenses with a 49mm front filter thread size.
Rugged Black Brass Construction
More Reliable Than Aluminum Rings
Easy to Screw On and Off
Saves Money on Filters
Limited Lifetime Warranty
