6X4E APC composite propeller, fitted on 2450 high speed brushless motor, the aperture size is just fit for 3.17 bullets, Inner diameter without reaming. The size for this propeller is 152x15mm/ 5.98x0.59inch, inner hole diameter is 5mm/ 0.19inch. These composite propeller are made of high quality plastic, material is dash-and-bending-resistant and leads to the best efficiency durability. High strength, great strength, hard material, electric propeller, specially designed for bullets. This paddle is very violent, the wind area is large, the root to strengthen the bombing, mini wear competition, practice preferred. Material Plastic Colour Grey Size 152x15mm/ 5.98x0.59inch Inner hole diameter 5mm/ 0.19inch Type APC Composite Propeller Br.
