Worksman Bicycle Front Knock-Out Hub With Out Axle & Parts for INB / ING / M2600 / LGB Hub, Knock Out, Narrow for 3-1/4 Quill New Old Stock Never been built up. Does Not Include the Axle Parts Set. This is just the Hub Shell and Cups. Width is 85mm from outside of pressed in cup to the other. Hub Flange is 62mm from middle of spoke hole to hole, center to center.