Specification:
Brand Name: Happymodel
Model: 40mm 50mm Propeller Protective Guard / whoop Duct
Quantity: 4 PC
Outer Diameter: 44mm or 54mm
Inner Diameter: 42mm or 52mm
Height: 18mm or 19.5mm
Suitable: Happymodel 0802/0803/1102/1103 motors with 3-holes mount pad
weight: 1.9gram or 2.5gram
Application: for 40mm or 2.5inch propellers
Package Included:
4x 40mm/50mm Propeller Protective Guard