Features:You get 5 sets with color black and Red20 Rotor Blades totalAll perfect balancedCompatible list:● Hubsan X4● Hubsan X4 H107● Hubsan X4 H107B● Hubsan X4 H107C● Hubsan X4 H107L● Hubsan X4 H107D● Traxxas QR-1● Estes Dart● Revell QG550● Walkera QR Ladybird● Walkera QR Ladybird V2● Walkera QR Infra X● Walkera QR W100● Heli-Max 1SQ● Heli-Max 1SQ V-CamPackage included:20X Rotor Blades