Molded Plastic Spur Gears
3 mm, Gear Construction Webbed, Gear Shape S9.5 mm, Material Duracon, Pressure Angle 20 Degrees , Bore Diameter Tolerance -0.5, Bore Diameter 5 mm, Bore Type Plain, Hub Diameter 12 mm, Hub Projection 4 mm, Face Width 3 mm, Pitch Diameter 22.Spur Gear, Metric Module Pitch 0.