Knots 2U has the latest in propeller designs specifically STC'd for the Twin Comanche.  This new propeller uses a "D Twist" to unload the tips and improve performance while costing considerably less than standard propellers! 

These props offer 3-4% more thrust than the originals and 4-5% more than Q-Tips.  
They are also much quieter than  the originals. 



Engineered to be the most
efficient prop
available for the
Comanche

                                        Blades are finished to
                                          precise tolerances.

Hartzell's newest hub design is
incorporated for long life and TBO.
(6 years - 2400 hours)

Manufactured by Hartzell using the
latest production techniques.