This 11-inch propeller from HQProp is made of glass fiber composite and is designed for large FPV quads.

Package Includes:

HQ MacroQuad Prop 11X4.5X3( CCW) Black-Glass Fiber Reinforced Nylon

Specifications:

Propeller Diameter: 11 inch
Pitch: 4.5
Blades : 3
Material: Glass fiber composite
Weight: 32g
Hub Diameter: 19mm
Hub Thickness: 10mm
Shaft:5mm
Adaptor Rings: No