The Airnimal would be great if you were looking for a smaller wheeled hub ... Having had a closer look at this Mercury I'm not surprised there is a £1900 Buy It Now price ... It looks to have a sinewave reactor fitted, as well as SON dynamo lighting. It's a shame that he didn't get the Rohloff modified Right Hand Grip, as the brake lever position is awful! ... Will it sell for that? Too rich for my taste, and I know what they go for new.