The OS Max-21XM Ver.II Marine Engine is a high-performance air-cooled outboard marine engine for small and medium-size radio controlled outboard boats.
The OS Max-21XM Ver.II Marine Engine is a high-performance air-cooled outboard marine engine for small and medium-size radio controlled outboard boats. It is of sturdy construction and designed for easy maintenance. It is not necessary to re-adjust the linkage when the installation angle to the hull is changed. A tilt mount is supplied as standard. Also, a carbon-fibre propeller is included.