Ghettobird;136595 wroteMy autotechnica did not have the collapsible centre, although I did get lucky with perfect auto cancelling 1st install
It's been a while since I had the one with the Autotechnica boss, so I could be wrong about the auto cancellation on it, but I know the Momo 9010 boss was woeful for auto cancellation...not too hard to correct though with a small folded piece of tin screwed on in the right spot. :)