Counter Rotating Propeller 12 X 4.5" 1245R For Quadrotor Pair

The propeller 1245R is a set of counter rotating RC aircraft propellers perfect for use in twin and multiple motor RC airplanes or coaxial RC helicopters.It comes with 2 propellers: one prop rotates clockwise cw and the other prop rotates counter clockwise ccw (1 left hand & 1 right hand rotation). These matched rotor blades are hard to find matched counter rotating pair. The length is 12 inches and the pitch is 4.5 inches per revolution.

Specification:

• Item name: 1245 Propeller
• Diameter: 12 inch
• Pitch: 4.5 inch
• Weight: about 14g/pair
• Color: black
• Usage: for quadcopter and multirotor

Package includes:

• 2 x Counter Rotating Propeller
• 2 x Multiple diameter fixture rings