Raboesch Precision Propshaft. Totally maintenance-free propeller shafts developed for finer-scale models and submarines. The bearings are brass & bronze.
Overall tube length: 140mm
Overall shaft length: 180mm
Tube diameter: 5/6mm
Shaft: Stainless Steel.2mm diameter, motor end plain with M2 thread for propeller
Bearings: Front - bronze, rear - hard brass
Maximum RPM: 12,000 (In the water)