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Alu precision spinners TURBO with Z shaped hub for folding props. Spinner Ø30 mm, collet 3,17mm, for blade root width 8 mm.
TURBO: Inner axial cooling channel for a better cooling of the engine, without the need of air intakes.
High quality aluminium spinners for electric sailplanes.
Cnc machined aluminium spinner.
Aluminium propeller hub in aluminium, its Z shaped, allowes the folding blades of the propeller to be perfectly folded up and "sticked" to the fuselage.
The blades attachment is done by Ø3mm special screws.
The blade foot thickness must be 8mm.
The hub is securely glued into the spinner.
Collet assembly: Slotted precision made aluminium taper collet. Tightening by special axial screw M3.
Technical specs:
- Spinner: Ø30mm
- For motor shaft: Ø3,17mm
- Distance between blade screws: 36mm
- Blade screw : Ø3mm
- For blade root width: 8mm
- Weight: 15g (accuracy +/- 2 g)
- Length: 25mm
https://www.topmodelcz.cz/index.php?&desktop_back=hledani&action_back=&id_back=0&desktop=eshop&action=zbozi_detail&id=178612
