[quote name='PauBass' timestamp='1367817885' post='2069687']
Try a Fender Geddy Lee, the neck is very slim and easy to play, I haven't tried any other bass that has such a thin neck.
[/quote]
The Fender Jaguar bass necks are the same as the Geddy's.
My MIM '01 Jazz necks are even slimmer than the Geddy's. I think they were like that till around '06.