Fixedwing RC airplane propellers designed as reliable replacements for electric model aircraft. Twoblade plastic props that are easy to balance and deliver efficient rotation for general flying. Key benefits Simple swapin replacements for fixedwing RC and electric model airplanes. Lightweight plastic construction reduces rotating mass for improved motor response and longer service life. Easy to balance so you can minimize vibration and improve flight smoothness. Multiple sizes and washer options help match the propeller to a wide range of motors and spindles. Specifications Package contents: 4 pcs fixedwing airplane propeller Vane quantity: 2 Styles: 10x6 inch, 12x6 inch Propeller diameter: 10 inch, 12 inch Height: 10.5 inch, 10 inch Propeller washer sizes included: 3 mm, 4 mm, 5 mm, 6 mm, 8 mm Performance and compatibility Suited for electric model airplanes and general RC fixedwing flying. Plastic twoblade design balances durability and low rotating mass to support higher output from the motor. Available diameters and pitches let you select the appropriate size and thrust characteristics for your aircraft and power system. How to use Install on the motor shaft using the appropriate washer size for a secure fit. Balance the propeller before flight to reduce vibration and improve performance. Inspect for chips or cracks and if damaged. What to check before ordering Verify the rotating diameter and pitch required by your RC plane and motor to ensure proper fit and performance. Confirm the motor shaft diameter to select the correct propeller washer size. Typical applications Replacement props for electric trainer and sport RC airplanes. Spare set for hobbyists who fly fixedwing models frequently. Test or tune different size and pitch combinations to optimize thrust and flight characteristics. Practical, easy to fit, and available in common sizes for general RC fixedwing use.