A single-cylinder, 2½hp vehicle, the Motor Bob was sold for home assembly by "boys from 12 to 15". Plans could be purchased for 25 cents. From advertisements, by 1912 Motor Bob was also sold as the Niagara Motor Bob by the makers of the Lad's Car. The completed car was 96inches long 31 inches wide and weighed 150pounds. Speeds of up to 15mph were claimed. E. N. Bowen made all the parts of the Motor-Bob himself, and a all parts for the cyclecar could be purchased for $125 in 1914.