Dragonfly 5045 Bulletproof Props Composite Propellers White Corlor 4Pairs Dragonfly 5045 Bulletproof Propellers are composite props with a slight change in mixture. They offer extra strength when compared to other propellers. Type: 5045 5" X 4.5" Quantity: 4 pairs (4 pcs CW rotation, 4 pcs CCW rotation)