Originally posted by StreetShooter
He wanted $95 for the Uniplus 25mm tube. I asked if he had the Kenko. Nope, but he dug out a set of 3 tubes 13mm, 21mm, 31mm, all stacked up. $155 for the set. Brand name Panagor. Despite not having heard of the brand name before, I bought the tubes. After all, they were optically perfect - no glass!