Saw this parked outside Gunnersbury Station (west London) last week 
Either the rider's very tall or carries a step ladder around with them. Not sure what they do when they need to stop at traffic lights.
At least they shouldn't get SMIDSYed

Either the rider's very tall or carries a step ladder around with them. Not sure what they do when they need to stop at traffic lights.
At least they shouldn't get SMIDSYed