Large special nerve wheel for stimulating your senses. The bikes are very sharp. Due to the curved handle, it lies well in the hand. The handle is divided into 3 parts. The 3 gears are arranged on these 3 parts. The front 2 bikes are also installed at an angle. This increases perception even more. Total length approx .:26cm. Width front approx.: 105mm. Material stainless steel. Weight approx.: 165 grams.