XCSOURCE 49-52-55-58-62-67-72-77 mm 7-piece metal Step up rings DC38 Lens Adapter (Electronics)
I use this product to my filter I bought for my biggest objective can also use for my smaller lenses. The thread is good, eats not accumulate, even after several days, it is easy to remove. Feels not cheap, does the job. For my needs, it's super. Wou