dexdog said:I have a few of these that came in my Canon IIIa and IVSb cameras. They probably fit the II series as well. I have not tried them in later cameras such as the P, VI-L or L1
40oz said:looks like a Kiev/Contax spool. Don't know what it would be doing in a Canon box, other than it might have been handy at the time.
John Shriver said:Yes, definitely the magazine for II, III, and IV series Canon rangefinders.
Starting with the V, there was a "Magazine V", which fits the V, VI, P, and 7 series. (I suppose the L series as well.) Operates in a different way, just one button, and it unlocks due to sideways torque.