2.5" quad-blade propellers. Interlocking hub means you can switch them to dual or quad blade with only a few screws. These props are very popular for sub 100mm micro brushless builds. Perfect for the RX1105B or RX1105 motors.
Designed for high performance, light-weight micro racing drones:
- Central interlocking hub (upgraded)
- Can be used separately as dual blades propellers