ScootsUSA 105-43-4132 Free Wheel Hub Most common free wheel hub/wheel hub bearing found on rear wheel assemblies. Thread Pitch: M34x1.0Right Hand ThreadBolt Hole Spacing: 64.75mm Inside Diameter: 34mm Outside Diameter: 74mm Freewheel direction: clockwise (with outside fixed, inside spins clockwise) Bolt Hole Diameter: 6mm