The price is one CCW and one CW propeller!!
MXP2420 60mm 2Blade contra rotating propeller, just for Atlas-450 micro flyingwing，of course you can use them on micro drone，color: orange and gray.
The hole for shaft of motor 1.0mm or 1.5mm
It is similar to the shape of GEMFAN 50mm black propeller
The weight of hole 1.0mm CCW Propeller is 0.47g
The weight of hole 1.0mm CW Propeller is 0.45g
The weight of hole 1.5mm CCW Propeller is 0.43g
The weight of hole 1.5mm CW Propeller is 0.43g