7255 General Grievous Chase

From Lego Star Wars Wiki

The General Grievous Chase Lego^® Star Wars set was released in 2005. The set was originally retailing for $19.99 and contained 111 pieces. It includes the minifigures: Obi-Wan (Master) and General Grievous. Obi-Wan rode a Boga, and General Grievous rode his Wheel Bike, which could convert from a walker to a one-wheeled bike, and had two blasters on it's side.