Sealed 3.5" OD x 3" ID x .25" X-Contact Bearing

These are sealed JA030XPO 3.5" OD x 3.0" ID x .25" x-contact thin section bearings, commonly used in small swerve drive modules by FRC and FTC teams. 

Dimensions are 3.5" OD x 3.0" ID x .25" thick.