Generic Series VII Macro Dapter Made in Japan.
The intent of this adapter appears to allow you to screw-in this adapter to a series Vll lens front and drop in a Macro Lens. There is a tightening knob on the side of this adapter as well as 2 shoe mounts - one on each side.
This is a very unique Series VII adapter in excellent condition.
Offered is a 30 day return policy, so order with confidence.
Please see my ebay store for 35mm cameras and Accessories.
A-28