These are the Triblade version of the popular 2.5" props.
Great option for your ultra-lite builds with T-mount motors.

Check out the rest of our 4" propellers here!

Specifications:
Propeller Diameter : 4 inch
Pitch : 2
Blades : 3
Material : Poly Carbonate
Weight : 2.0g
Hub Diameter : 9.8mm
Hub Thickness : 5mm
Shaft : 1.9/1.4/1.9mm
Adaptor Rings : NO

Includes:
2CW+2CCW T4x2x3 Grey HQ props