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The Urth 86mm Main Adapter for 100mm Square Filter Holder is made of aluminium. It is a spare or replacement adapter ring to mount the 100mm Square Filter Holder from Urth on lenses with an 86mm front filter thread.
The Urth 86mm Main Adapter for 100mm Square Filter Holder is made of aluminium. It is a spare or replacement adapter ring to mount the 100mm Square Filter Holder from Urth on lenses with an 86mm front filter thread.