John Bianchi usually closes his races with little company. But on Saturday, the Natick senior was peering over his right shoulder during the final meters.

The Tarmac manages to pair aerodynamics and race-proven chops with a weight that's on the UCI limit.

The best electric bikes help you go further, faster and for longer. They provide a smooth ride and make hills easier to climb. Cheap electric bikes start from £500, but you can pay £5,000 or more for ...