Dodge Ball Bearing Unit, Normal Duty Non-Expansion, Series: 206 Series, 1-3/16 in Bore Dia, 4.59 in Bolt Center-to-Center Length, Two-Bolt Base Flange Mounting Type, 5.56 in Overall Length/Diameter, 1.81 in Overall Depth, 3.13 in Overall Height, Eccentric Collar Locking Device, Steel Bearing, Nitrile Rubber Seal, 4368 lb Dynamic/2538 lb Static, 6500 rpm Maximum, Powder Coated DualGuard seal with rubberized flinger is standardPrecision hardened and honed-series 200 mounted ball bearings in globally interchangeable, ISO dimensionsWide inner ring designDodge DualGuard land-riding, positive contact sealStronger and flexible ball cageSimplified anti-rotation device