Quote Originally Posted by Ed Sukach
It would help a great deal if we knew just *which* reels are in question. Both the JOBO and Paterson reels, when "set to 120" will hold two rolls of 120 film on a single reel - one behind the other in the same track - or one roll of 220.
In the JOBO, after the first roll is loaded all the way to the center spool, the little red tab is pushed in to act as a stop, and prevent the overriding of the second roll.
That's fascinating. They're el-cheapo Samigon reels, sold in an el-cheapo Samigon kit. :-)

I love how this "simple" question has grown -- like some sort of culture in agar.