Aero-naut Spinner 40mm Black for folding prop

Spinner for folding propellers
made of impact-resistant plastic, suitable for all aero-naut folding propellers or aluminium middle parts 8x8.8x10 and 8x12mm.
In order to make the Freundethaler folding propeller system with aluminium centre piece accessible to models from other manufacturers, this blunt spinner shape is suitable.
Matching propeller hubs with front bore M 2.5