bow thruster gear box (conversion kit) for rescue cruiser Harro Koebke, manufacturer Graupner, gear box with bevel gears made of metal, gear housing made of brass with permanent grease filling, one 4-blade propellers made of cast brass with excellent efficiency, drive shaft with 2 sintered bearings, output shaft with 1 sintered bearing and 1 ball bearing, drive shaft and output shaft made of stainless steel, inclusive adjusting ring for fine adjustment before gluing with the fitting part no. 150666-PS.

Version with very small installation width approx. 34 mm

number of propellers: 1

propeller diameter: 29 mm

article no. 150666-HK

This conversion kit is used together with fitting piece article no. 150666-PS.