Intermediate, normal and medium duty 200 series mounted ball bearings. A set screw shaft attachment method is the most common means of securing a mounted ball bearing to a shaft and also the easiest to install. The Dodge® mounted ball bearing offering is engineered with a 65 deg set screw angle. This ensures the maximum grip onto the shaft, especially when using premium cup point set screws with the high quality manufacturing of the Dodge® insert. Dodge® Ball Bearing Cartridge Unit, Extreme Medium Duty Non-Expansion, Series: 206, 1 in Bore Dia, 3.63 in Bolt Circle, 4-Bolt Base/Piloted Flange Mounting Type, 4.38 in Overall Length/Diameter, 1.53 in Overall Depth, 65 deg Set Screw Locking Device, Steel Bearing, 4368 lb Dynamic/2538 lb Static, 5250 RPM Maximum, Powder Coated