7″ long range / M5 shaft (2806 to 3115): prop hub dimensions
The fit dimensions PropShaper uses for drone and RC propellers on this mount, with the sources behind them. Open it in the studio to design a propeller around this hub and export an STL for printing.
Dimensions
| Shaft bore | ø5 mm |
| Hub body | ø13.5 mm × 7.5 mm long |
Source quality: Manufacturer drawing or CAD.
Fit notes
M5 threaded shaft with a prop nut, 15 to 17 mm protrusion on 2806 to 3115 motors. 7.5 mm hub height matches the Gemfan 7040 listing; HQProp 7″ hubs are ø13 to 14 × 6.8 to 8.
Sources
Every dimension stays editable in the studio, so you can adjust the bore or add a set screw to match your own hardware. Printed props are prototypes: check the fit on the bench and spin them up behind a guard.