Normal Retail Price $.99
30% Off Discount SALE Price $.69
GWS Direct Drive series props offer high efficiency and great value for your electric powered models. The center hole of the prop is designed for a 4mm shaft, and can be drilled out larger if needed.
According to the widely accepted Maximum RPM formula of 100,000/D for GWS DD series props, the 4x2.5 DD prop should not be used over 25,000 RPM.