outside toothing wheel side: 21 Guarantee : 2 years Length [mm]: 610 Bore Ø [mm]: 8.6 Thread Size: M20X1.5 Outer gearing wheel side: 21 O-ring diameter (mm) : 46 Number of Bores: 3 Bolt Hole Circle Ø [mm]: 135 New Part Wheel-side joint diameter [mm]: 86 Tripod Roller Diameter [mm]: 30