40mm 5Blade Propeller Suitable for 1.5mm Shaft Motor, 4 colors of orange, yellow, blue and green are available.This price is a pair price (one CW and one CCW Propeller).
![](https://img.alicdn.com/imgextra/i4/50458907/TB2_0QwrqQoBKNjSZJnXXaw9VXa_!!50458907.jpg?e3762be9dc8b33199d6cf7ec95f9bb52)
The back of the propeller is suitable for direct drive of the motor with 1.5mm shaft.
![](https://img.alicdn.com/imgextra/i2/50458907/TB2_JrBrHZnBKNjSZFrXXaRLFXa_!!50458907.jpg?d905affe58eb262396dd23ce89609a96)
The length of a single blade is 20mm, so the diameter is 40mm.
![](https://img.alicdn.com/imgextra/i3/50458907/TB26EborRjTBKNjSZFDXXbVgVXa_!!50458907.jpg?8996f973a4762c4e7aa4215c57dc555e)
The appearance of this blade is very strange, except for the small hole in the middle, there is also a large hole, which is about 13.4mm.
![](https://img.alicdn.com/imgextra/i3/50458907/TB27Q6SrH3nBKNjSZFMXXaUSFXa_!!50458907.jpg?e7b8094d1d79ddd17cd0a6fc184238ce)
In fact, this large hole can just suitable for the rotor of some motors, but it is difficult to remove the propeller after installation. It is similar to the design of a cooling fan. Take a 1103 motor from our store to demonstrate.
![](https://img.alicdn.com/imgextra/i3/50458907/TB2fjRnrJcnBKNjSZR0XXcFqFXa_!!50458907.jpg?e57d2a97c0f3d6ed31baa32dbf25381d)
![](https://img.alicdn.com/imgextra/i2/50458907/TB2tBLrrHZnBKNjSZFKXXcGOVXa_!!50458907.jpg?f136a2370ab2eca8560bda4d0c6f25f5)
There is also a heat dissipation hole in the middle of the propeller, so there is no need to worry about the motor overheating.
![](https://img.alicdn.com/imgextra/i4/50458907/TB2znTfrTqWBKNjSZFAXXanSpXa_!!50458907.jpg?d33c17ac7cf690c5f4ebf0d0971d698d)
Orange CCW propeller weighs 0.92g.
![](https://img.alicdn.com/imgextra/i2/50458907/TB2vkA8rCMmBKNjSZTEXXasKpXa_!!50458907.jpg?3593bfa207cb4075deea9c2afd2ce4f1)
Orange CW propeller weighs 0.91g.
![](https://img.alicdn.com/imgextra/i4/50458907/TB20YLSrHArBKNjSZFLXXc_dVXa_!!50458907.jpg?990ef59426f7fcee2d8726727fcb1747)