HQProp 3.5X2.8X3 3.5 Propellers (2CW+2CCW)

Get the HQProp 3.5x2.8x3 propellers made from polycarbonate. This pack includes 2 CW and 2 CCW propellers in grey. Key specs: 3.5 - inch diameter, 2.8 pitch, 3 blades, weighs just 1.7g. Hub diameter is 10.5mm, hub thickness 6mm, and shaft 5mm. No adaptor rings. Ideal for various applications. Check out other HQ micro props, all micro props, different sizes of HQ Props, and all prop sizes.

Using these HQProp 3.5X2.8X3 propellers is easy. Just attach them to your compatible device carefully. Make sure the CW and CCW propellers are installed in the right positions. When using, avoid hitting hard objects as it may damage the propellers. For maintenance, clean them regularly with a soft cloth to remove dust and debris. Store them in a dry place to prevent any damage from moisture. Also, check for any signs of wear and tear after each use, and replace them if necessary.