Master Airscrew 11x4 RC Propeller - MAS1140

The Master Airscrew 1140 is an 11x4 propeller designed for fixed-wing RC aircraft requiring a reliable, balanced prop in this pitch-diameter combination. Master Airscrew has a long-standing reputation among RC pilots for consistent quality and precise manufacturing tolerances, making the MAS1140 a solid choice whether you're replacing a damaged prop or specifying one for a new build. The 11-inch diameter paired with a 4-inch pitch suits a wide range of electric and glow-powered fixed-wing models where this sizing is called for by the manufacturer or your power system calculations.

Key Features

• 11-inch diameter with 4-inch pitch — confirm this matches your motor or engine manufacturer's prop recommendation before fitting
• Manufactured by Master Airscrew, a brand known for tight balancing tolerances straight out of the packaging
• Suited to fixed-wing RC aircraft running electric motors or glow engines sized for an 11x4 prop
• A direct replacement option when an existing 11x4 prop is damaged or worn

What's Included

• 1x Master Airscrew 11x4 propeller (MAS1140)

What You Need

• Compatible RC aircraft or power system requiring an 11x4 propeller
• Appropriate prop adapter or collet to suit your motor or engine shaft diameter
• Prop balancer recommended if not already balanced to your satisfaction