Linear Ball Bearing EP50G 50mm Closed Simplicity Linear Plain Bearing The screw is made from

The screw is made from precision-rolled 300 Series Stainless Steel and coated with PTFE to prevent flaking

matching linear rail part number CR45

JIS Metric inner diameter of 100mm

Linear Shaft made of 1060 Carbon Steel with a 3/4" diameter and 12" length

Lead Screw Diameter: 12mm

Linear Ball Bearing EP50G 50mm Closed Simplicity Linear Plain Bearing The screw is made fromClosed Linear Ball Bearing with a 50mm ISO Metric ID (inner diameter). This closed round shaft bushing is a popular choice for cantilevered applications in relatively clean environments with minimal debris. ISO Metric Series Closed shell for end supported shafts Handles cantilevered loads better than plain bearings Temperature Range: 4 +176F ( 20 +80C) Variant ID Sizes from 1 4" to 2 Inch Series, 5mm to 50mm Metric Size interchangeable with industry