F-Loc Spur Gear Metric Module Pitch 0.5 Bore Diameter 4 mm Bore Type Finished Hub Type Locking Hub Hub Diameter 14 mm Hub Projection 8 mm Face Width 7 mm Pitch Diameter 9 mm Material Stainless Steel Pressure Angle 20 Degrees Bore Diameter Tolerance H7 Gear Shape S3 Includes Hex Socket Screw