Linear Ball Bearing - EP30G-AJ 30mm AdjustableAdjustable Linear Ball Bearing with a 30mm ISO Metric ID (inner diameter). This adjustable round shaft bushing has a slit down the side which would be used when working with an old shaft or an old machine, or any other environment where parts are not perfectly made. Temperature Range: 4 +176F ( 20 +80C) Variant ID Sizes: Available from 1 4" to 2 Inch Series, 8mm to 50mm Metric Interchangeable: Size interchangeable with industry standards and our