SPEED 600 m.Kompakt-Getr.2,8: Graupner 1717 with SPEED 600 BB 8,4 V. These compact geared motors are supplied completely assembled, and offer an extremely neat, space-saving format for installation in the model. The fixing screw spacing at the front plate is the same as that for the SPEED 500 and 600. Both gearboxes are ballraced and are fitted with robust steel gears. The gearbox layshaft runs in twin needle roller bearings. With the SPEED GEAR 600 in conjunction with the GEAR PROP folding propeller and 6 to 8 NC cells a very good climb performance can be achieved.