The aircraft was supplied as a kit for amateur construction or as a complete ready-to-fly-aircraft[1] While listed as in production in 2011, by 2013 the M-18 Spartan was no longer advertised by Magni Gyro as part of their product line.
It features a single main rotor, a single-seat open cockpit with a windshield, tricycle landing gear with wheel pants and a twin cylinder, air-cooled, two-stroke, dual-ignition 64 hp (48 kW) Rotax 582 engine in pusher configuration.
[1] The aircraft fuselage is made from TIG-welded 4130 steel tubing, while the cockpit fairing is fibreglass.
The propeller is a three-bladed carbon fibre, ground adjustable type.
[1] Data from Bayerl[1]General characteristics Performance