CSCA045 Thin Section Bearing 4-1/2" x 5" x 1/4"CSCA045 Ball Bearing 4 1 2" x 5" x 1 4" inch Chrome Steel : Brass Cage Thin Section Open Ball Bearing with a 1 4" cross section width, the dimensions are 4 1 2" x 5" x 1 4" inch , inner diameter is 4 1 2" inch, outer diameter is 5" inch and width is 1 4" inch, CSCA045 bearing has Brass balls retainer, CSCA045 bearing is oil preserved. CSCA045 Ball Bearing Deep groove Radial Ball Bearing Material: Chrome Steel Cage: Brass Closures: Open Dimensions: 4 1