Master Airscrew RC Propeller - MAS1240

The Master Airscrew 1240 PROP is a 12x4 fixed-pitch propeller designed for use on fixed-wing RC aircraft. The MAS1240 designation indicates a 12-inch diameter with a 4-inch pitch, making it a popular choice for electric-powered planes where smooth, efficient thrust is a priority. Master Airscrew propellers are well regarded in the RC aircraft hobby for consistent balance and reliable performance straight out of the packaging.

Key Features

• 12-inch diameter with 4-inch pitch, suitable for a range of electric fixed-wing RC aircraft
• Fixed-pitch design requires no adjustment and is ready to fit directly to a compatible motor shaft or adapter
• Manufactured by Master Airscrew, a recognised name in RC aircraft propellers known for consistent factory balance
• Suited to moderate-speed sport and trainer aircraft builds where a 12x4 prop pitch is called for by the motor or power system specifications

What's Included

• 1x Master Airscrew 12x4 RC aircraft propeller (MAS1240)

What You Need

• Compatible prop adapter or prop saver to match your motor shaft diameter
• Suitable electric motor and ESC sized for a 12x4 propeller load
• RC aircraft airframe, receiver, and transmitter if not already owned