Tags: carbon  prop,  cw,  ccw 

Specifications:

8x4.5 Carbon Fiber Propeller Set CW/CCW
Size: 8 x 4.5 in
Hub hole diameter:  front section about 6mm, rear section about 7.6mm

Includes/Requires:

Includes:
1 x CW (clockwise) prop
1 x CCW (counter clockwise) prop
2 x prop adaptor ring sets