I received an M.Zuiko 300mm F4 lens that didn't have a Tripod Mound (foot). If anyone has one they don't like using PM me.
Look on ebay, otherwise you COULD use something like this -
https://www.ebay.com/itm/273755611186 - the rear connection goes to the camera body - but you have to rotate the whole assembly to go vertical ......
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