Enabling the attachment of select spotting scopes to your camera body, the TSN-AR42 GT Adapter Ring from Kowa is an interface between a TSN-DA10 or TSN-DA20 digiscoping adapter and an optional T2 adapter. This adapter ring has 42mm threads for attaching any standard T2 adapter and also features a glass layer to guard your camera's sensor from dust and dirt while digiscoping.
UPC: 879110001371