Propeller Diameter: 5.1 inch       Pitch : 3                 Blades : 3 Material : Poly Carbonate         Weight :3.5g Hub Diameter :12.5mm           Hub Thickness:6mm           Shaft :5mm Adaptor Rings : NO Includes 2 x CW Ethix P3 Peanut Butter & Jelly Prop 2 x CCW Ethix P3 Peanut Butter & Jelly Prop