Folding plastic propeller for RC model airplanes, available in sizes from 6 inch to 18.5 inch. This replacement prop kit is made from plastic for a sturdy and durable solution that fits standardized dimensions and provides reliable folding action for electric model planes. Key benefits Simple replacement: Swap out damaged or worn props quickly to get back in the air. Space saving and reduced drag: Folding blades fold back when the motor is idle, improving glide performance and reducing the chance of damage on ground contact. Durable construction: Precision molded plastic resists deformation and provides consistent blade geometry for steady rotation. Standardized fit: Sized and shaped to match common RC model airplane requirements for easy installation and reliable operation. Important attributes Function: Folding propeller kit designed for RC model airplane use. Compatibility: Replacement accessory for a wide range of electric RC planes that accept 6 inch to 18.5 inch folding props. Size range: Available from 6 inch up to 18.5 inch to match different aircraft and motor setups. Material: plastic for a balance of light weight and durability. Performance: Designed for dependable folding action, stable rotation, and consistent fit. Typical use scenarios Field after a rough landing where a quick prop swap is needed to resume flying. Motor glider setup where folding props reduce drag during unpowered flight phases. Spare parts kit for club events or practice sessions to ensure minimal downtime when a prop is damaged. Installation and care Inspect blades and hub before installation. Follow your model motor and hub instructions for secure mounting and correct shaft fit. Regularly check for cracks or wear and if any damage is found. What you receive Folding propeller replacement kit in your chosen size between 6 inch and 18.5 inch, packaged as a model airplane accessory part ready for installation.