This item is exclusively customized for the S179 RC drone. If you want more replacement propellers for the occasional need of your S179 RC drone, buy these will be your best choice! Features: Exclusively customized for S179 RC drone. can be used for a long time. Uniquely designed & manufactured for high RC drone performance. Package includes 4 pair propellers, a good replacement for the propeller of S179 RC drone. If you have any problems, please feel free to without hesitation. Specifications: Item Name: Propeller Suitable for: S179 RC Drone Package Information: Package Size: 6*3*1cm Package Weight: 10g Package Packing list: 4* Pair Propeller