Master Airscrew K Series Propellers are performance propellers for model aircraft. They have been factory balanced for easy installation.

The K series provides great performance and durability with low noise. They are designed for larger 2 and 4 stroke engines and electric conversion models.

Specs:
Propeller Diameter: 13″
Propeller Pitch: 5″
Hub thickness: 5/8″
Shaft Diameter: 1/4″ – 5/16″
Propeller Weight: 1.55oz
Rotation: CCW (Normal / Tractor)
Material: Glass Fiber R Composite