This is the Pro Boat 1.9x3.0in Composite Propeller.
- Black colored
- Delivering better acceleration and top speed than conventional plastic props
- Fiberglass reinforced nylon for less flex and more bite
- Pre-balanced and ready for use
One Pro Boat 1.9x3.0in Composite Propeller
Hub Inner Diameter: 0.187in. (4.7mm)
Adapter Inner Diameter: 0.118in. (3mm)