Propeller Diameter: 12 inch       
Pitch : 7.5                
Blades : 3
Material : Glass Fiber Reinforced Nylon     
Weight : 36g
Hub Diameter :18mm           
Hub Thickness:10mm           
Shaft :5mm
Adaptor Rings : NO
Includes
1 x HQ MacroQuad Prop 12X7.5X3(CCW)
1 x HQ MacroQuad Prop 12X7.5X3(CW)