This spare blade+ propeller protector set is compatible with S68 RC Drone. Features: Compatible with S68 RC drone. Made in high-quality material, which ensures flexibility and wing stability during flight. Super balance with stable performance, lightweight, durable, and practical. The protectors can better the brittle propellers from being broken. Any problems, feel free to . Honor to serve you! Specifications: Name: Propeller+protector set Material: ABS Color: Black Package information: Size: 8*6*1cm Weight: 3g Package list: 4*propeller 4*propeller protector