Universal Camera Lens Mount
Related Faq
Q
I know my camera is not in the list above but will it work with a cannon 80D?
A
Nikon(G)-EOS fit for Nikon G Lens and Canon EOS Mount Camera ,your cannon 80D is E mount camera, so the adapter ring is fit for your camera 
Q
Will it hold canon 5D mark iv with 100-400 Telephoto lens securely?
A
For camera with telephoto zoom lens, you need to buy a tripod mount ring additionally or telephoto lens bracket for better balance) 
Q
Am I supposed to use an adapter to attach to a Nikon camera? If so, can you suggest an adapter?
A
No the other way this is to be able to mount the Nikon lenses onto the micro 4/3 camera body 
Q
What kind of rear and front caps would I buy to go on this since it doesn't come with any?
A
I don't think you need any. There is no glass. 
Q
Are these compatible with any 58mm thread lense?
A
They are universal....they fit on my Canon and my Fuji 58mm lens. 
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