The Demon is in all aspects different from the other models of Sinner. The body length is set by sliding the seat over the special frametube. The wheelbase remains the same in all circumstances.
With his long wheelbase and relatively upright seat is it a easy cycling recumbent.

The demon is available in 3 frame sizes: frontwheel 16 "+ rearwheel 20", frontwheel + rearwheel 20", frontwheel 20" + rearwheel 26 ".
In the 16/20 version with a shorter frame, the Demon also suitable for people with a body length from 1.50 m.