Gemfan 1613-4 is a lightweight 4 blade prop by 40mm diameter. Its overall strength distribution is extremely optimized，which will provides better handling while keeping the aircraft as light as possible.Type GEMFAN 1613-4 Material PC Pitch 1.3in Colour light yellow,aquamarine,clear gray,clear black Prop Diameter 40mm Center Thickness 4mm Center Hole Inner diameter 1mm/1.5mm Max Prop Width 8.5mm Weight 0.44g Recommended Motor 0802-1102 Takeoff weight 40-80g
