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The Urth 86-49mm Adapter Ring for 100mm Square Filter Holder is made of aluminium and is used to mount the 100mm Square Filter Holder from Urth on lenses with a 49mm front filter thread.
The Urth 86-49mm Adapter Ring for 100mm Square Filter Holder is made of aluminium and is used to mount the 100mm Square Filter Holder from Urth on lenses with a 49mm front filter thread.