The Heliopan 39-40.5mm Step-Up Ring (#280) is a step-up ring permitting the use of 40.5mm threaded filters on a 39mm threaded lens. Constructed of matte black brass Heliopan step-up rings are highly durable and longer-lasting when compared to aluminum... more
[Pre Order - allow extra time] Heliopan40.5-72mm Step-Up Ring (#159) Use 72mm Filters on 40.5mm Lens, Brass Ring for Durability, Matte Black Finish Reduces Glare more
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