The propellers are perfectly fit for the S161 Mini Pro RC quadcopter. Made of superior plastic, these propellers stand wear and tear. The set includes 4pcs propellers that relieve your worries when flying outdoors. The enjoyment will not be disturbed, and the flight is more guaranteed. Features: Compatibility: The 4pcs propellers are specially designed for the S161 Mini Pro RC drone. 4 pieces: A brand-new set of spare propellers for S161 Mini Pro aircraft will relieve your worries when flying outdoors. When the old propeller breaks, you can replace it in time. Premium Plastics Material: Made of hightensionplastic, the propellers are wear-resistant, compact, portable thus save space. Strong Thrust Power: This set supports a strong thrust power, giving you a wonderful flying experience. Easy to Install/Disassemble: All the propellers can be easily installed and replaced on the drone. Guarantee: Any problem, please contact our store without hesitation. Honor to serve you! Specifications: Item Name: S161 Mini Pro Quadcopter Propeller Main Material: Plastic Color: Black Suitable for: S161 Mini Pro RC Quadcopter Item size:16 * 1.8cm/pcs Item weight: 3.6g/pcs Package Information: Package size: 8.5 * 6 * 1cm Package weight:17g Polybag packing. Note: * There could be a few deviations due to manual measurement or slight color difference owing to photographing condition. Thank you for your understanding. Packing List: 4 * Propellers