Suitable for Mini 3 propeller. Carbon fiber material high hardness high strength and durability. Small in shape exquisite light and easy to fly. Lower noise and stronger battery life. Screw and screwdriver are included which is simple to install and convenient to use. Name: blade fittings for Mini 3 propeller 6030F wing Weight: about 16G Size: about 8.5x6x1cm Colour:black Material:carbon fiber Package Contents: 8 x propeller blades 1 x screwdriver 10 x screw fittings Only the above package content other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is /- 1-3cm.