Quantity: 10 sets (1 set with 4 propellers, 2 CW and 2 CCW) Total of 40 Pcs Blades Fits: Hubsan X4, H104L, H107C, H107c+ RC Quadcopers Eachine Tiny QX90 Racing uadcopter Package includes; 20x CW Propellers 20x CCW Propellers