Flat Wrench / Key - Copal Compur & Prontor #0 #1 & #3 retaining rings

Description

Last One!
This is an offering a LINOS lens wrench for Copal, Compur and Prontor #0, #1 and #3 shutters mounting flange.
Easy to carry and to use, a must for any large format photographer, for re-mounting or tighten a lose lenses on a lens board in the field.
Thank you for looking.