Dodge Flange Mount Ball Bearing Unit, Normal Duty Non-Expansion Single Lip, Series: 207, 1-1/4 in Bore Dia, 3.63 in Bolt Center-to-Center Length, Four-Bolt Base Flange Mounting Type, 4-3/4 in Overall Length/Diameter, 1-3/4 in Overall Depth, 4-3/4 in Overall Height, Setscrew Locking Device, Steel Bearing, Nitrile Rubber Seal, 5759 lb Dynamic/3461 lb Static, 5500 rpm Maximum, 225 to 400 deg F, Powder Coated 65 deg set screw locking systemPrecision-hardened and honed inner and outer ringsWide inner ring designCooler operation for longer grease lifePatented dual guard sealStronger and more flexible cageSimplified anti-rotation device