Blades are all made of high-quality carbon fiber, light but strong, and each of them is separate, each can be taken down.
With a strong forging center base, the structure has higher intensity. 
Spinner is CNC proceed, with fine finishing.

Size : 20 * 12
The hole of the hub is 10mm.

*Please make sure no one stands in front of/on the side of the plane when the propeller starts to spin.

Accessories:
20x12 propellers *3
Hub *1
Spinner of F-4U *1
Spinner of Zero Fighter *1 (Round/Pointed Head)
M4x15 socket cap screw *9
M5x70 socket cap screw *1