Rieseler I and II
Type  R I  R II
Engine 1 Haacke 26 hp 1 Haacke HFM 2a
Dimensions   Length 5.00 m, height 2.00 m, span 7.00 m, wingarea 11.00 m2, aspect ratio 4.5
Weights   Empty 170.0 kg, fuel 14.5 kg, oil 2.5 kg, crew 75 kg, flying weight 262.0 kg
Performance   Max. speed at sea level 95 km/h, cruising speed at sea level 85 km/h, climb 1.65 m/sec., range 160 km, endurance 2.0 h, required runway for tak off 30 m, for landing 25 m, landing speed 40 km/h
R II more refined version of the R I.
Also named Sportflugzeug Parasol