Originally Posted by charbucks

Why a folder? For your stated purpose, you don't need a folding bike. I would go cyclocross or similar if you're just going to be going back and forth 5 km with a rocky hill. Not that I dislike folders (I'm in love with my new Brompton), but I probably wouldn't have gotten it if I wasn't planning on folding it.

I also find it hard to believe that you know the details of your locker but not the name of your university! Out of curiosity, where are you from? The only place that I've heard people use the abbreviation "uni" and also use kilometres is New Zealand.