Lightweight, durable replacement propeller pair in gray. Made from toughness PC material, these propellers are designed to deliver stable, efficient thrust while keeping noise low during takeoff and landing. Each blade is dynamically balanced to provide reliable performance and long service life. Key benefits Smooth, stable flight: precisionbalanced blades provide consistent thrust for better control and responsiveness. Low noise: aerodynamic design reduces overall noise, useful for indoor flying and residential areas. Durable construction: toughness polycarbonate resists damage and maintains shape over time. Easy to install and : designed to fit original screw locations for quick field repairs. Features and specifications Color: gray (one pair) Material: PC (polycarbonate) Single blade net weight: 1 g Blade dimensions: 4.6 x 1.3 x 0.7 cm Package options: Propeller pair x1 plus screwdriver x1, or Propeller pairs x2 plus screwdriver x1 Note: a screwdriver is included. Propellers are adapted to original screw fittings; screws themselves are not included. Practical use scenarios Field replacement: swap damaged or worn blades quickly between flights using the included screwdriver. Training sessions: use as spare blades for practice flights to maintain consistent handling and responsiveness. Aerial photography or quiet flights: benefit from lower noise levels during takeoff and landing to reduce disturbance. Installation and care Check propellers before each flight for chips or cracks and when any damage is found. Install using the original screw positions; no extra screws are provided. Regular replacement helps maintain agility and safe flying performance. This propeller pair provides a straightforward, dependable option for replacing worn or broken blades while improving flight stability and reducing noise.