A set of 2 HQ propellers, 2 blade style with a 6mm center hub. They come with a set of plastic reducers (3,4,5,6 mm).
A good prop for small planes and multi-rotors. (multi-rotor applications would need both CW and CCW)
2x 12x4.5 black nylon/glass fiber propellers
2x sets of prop reducers
(Choose Rotation in Options - sold as 2 per rotation)