Get the HQProp 13X6.5X3 propellers set (1CW + 1CCW) made of black glass fiber reinforced nylon. These propellers are high - quality and offer great performance. Specifications: 13 - inch diameter, 6.5 pitch, 3 blades, glass fiber reinforced nylon material, 48.8g weight, 20mm hub diameter, 12mm hub thickness, 6mm shaft, and no adaptor rings. The set includes 1 CCW and 1 CW propeller. Browse more bigger props, HQ props, or all props.

Using these HQProp 13X6.5X3 propellers is easy. Just attach them to your device carefully following the standard installation steps. When using, make sure your device is in a proper working condition. For maintenance, after each use, check the propellers for any signs of damage like cracks or chips. If you find any, it's best to replace them. Keep them in a dry and clean place to avoid any corrosion or deformation. And always remember to handle them gently to extend their lifespan.