Cycling is becoming more popular every year in Saint-Petersburg. No matter if you're a tourist or a local who hasn't managed to buy own bike yet you go there to get one. They have bikes of well known brands in good condition (as owners seem to be bike enthusiasts) available for average city prices .
It's central location and various rates make it a good place to start your bike trip. You could return your bike when it's more convenient for you - just in an hour or next day morning/evening. All of the bikes are well taken care of, so you could be sure they would't break in the middle of the way.
Mon-Su: 11:00-20:00