In the years 1923 to 1927, the firm Max Bernhardt & Co. from Berlin copied the American Indian motorcycle engine and named it Mabeco.

-The conversion was built by Siemens & Halske.

-It was a 7.5 CV, upright two-cylinder engine with reduction gear.

“Mabeco on the Aschen-Eindecker”

From Appendix 9: We obtained an old photograph, somewhat clearer. See the gearbox details.

“Mabeco on the Aachen-Eindecker”