HQProp 5.1X4.1X3 PC (POPO) This doesn't mean you can't use this prop with normal motors, they still work perfectly with normal motors and prop nuts.
Specifications
- Size 5.1"
- Pitch 4.1"
- Material PC
- Blades 3
- Weight 4.5g
- Mounting hole 5mm
- Center Hub Thickness 7mm
- POPO Compatible Yes
Includes
- 2x CW 5.1x4.1x3 Propellers
- 2x CCW 5.1x4.1x3 Propellers