:D nice one, there is a 9106CC on the reverse, 91's then?
good price too methinks?
Not bad at all.
My favourite use for these is as singlespeed/fixie cranks. You can remove the mounting posts from the rear of the spider and bolt a chainring on directly, as Graeme Obree did:
With a short (102mm) Campag bottom bracket you get a very low Q.
Calmes dans le demi-jour
Que les branches hautes font,
Pénétrons bien notre amour
De ce silence profond.