Are you looking to buy Gemfan 5149 Triblades in Australia? Gemfan 5149 3-blade flash Propellers have been specifically designed for high-speed racing yet can also suit a long-range rig looking for efficiency and increasing flight times. The inverse tip design helps to reduce blade tip vortex and the lightweight of the propeller means it has a smaller moment of inertia and fast response time. Gemfan designers use CATIA modeling software and Ansys Fluent to design their Hurricane propeller airfoils and blade style. Combining the most effective airfoils with different motors to get the most iterations on their design. Testing factors such as surface pressure, airfoil optimization, lift force, resistance, and torque have resulted in the Flash series - made just for racing. Gemfan 5149 3-blade Specifications Size: 5.1" Pitch: 4.9" Material: PC Blades: 3 Weight: 4.65g Mounting hole: 5mm Center Hub Thickness: 7mm POPO Compatible: Yes Includes 2 x CW Gemfan 5149 Propellers 2 x CCW Gemfan 5149 Propellers BROWSE MORE Browse all 5 INCH PROPELLERSBrowse all GEMFAN PROPLELLERSBrowse all DRONE PROPS