4pcs Gemfan 6030 Multirotor Propellers (2x CW + 2x CCW) - Orange
Gemfan props are among the best available for multirotor enthusiasts.

Package includes:

2 x 6030 propeller Standard
2 x 6030R propeller Counter Rotating

Key Features
Spacing: 3 in / 7.6 cm
Length: 6 in / 15.2 cm
Material: Nylon
Inner diameter of the hole: 5 mm
Reduction - inner diameter: 4 mm, 3 mm, 2.5 mm