T-Motor U15II (ø12 + 4×M4 on ø24): 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 | ø12.1 mm |
| Screws | 4 × ø4.2 mm holes on a ø24 mm bolt circle |
| Hub body | ø43 mm × 9 mm long |
Source quality: Manufacturer drawing or CAD.
Fit notes
From T-Motor U15II drawings: ø12 centre and four ø4.2 on a ø24 circle; the stock clamp is ø43 × 4. Hub height conventional.
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.