£100 Off the usual price,
The Speed combines sporty performance with terrific value. Year after year it remains one of our most popular bikes because of this. The frame is hand-welded from custom-drawn 4130 chromoly Sonus tubing and incorporates six different patented technologies, resulting in what is probably our stiffest frame. The Neos derailleur is fast-shifting and has a nice wide, gear range – perfect for urban riding in most cities.
Low profile Neos derailleur delivers super fast shifts and is protected from damage beneath the chainstay
Folds in less than 15 seconds so you can take it anywhere
The SuperLite 4130 chromoly frame is strong, light and responsive
The Radius Telescope adjustable handlepost adapts to all riders and riding styles
Full Specs - http://www.dahon.com/bikes/2010/speed-d7