Octura x447 : Bronze - Aluminum

Octura propeller in bronze/alumunim alloy (954 alloy)

Specs: Diameter: 1.85" (47mm)
Total Pitch: 1.4x1.85=2.590"
Shaft Size: 3/16"  

Requires: Balancing
Material: Aluminum bronze, roughly 85% copper, 11% aluminum, and 4% iron.  High Strength: Offers tensile and yield strengths comparable to those of medium-carbon steel (minimum tensile strength of approximately 85 ksi and a yield strength of 32 ksi).