2 stks SBR10-400mm Linear Motion Guide Rod Shaft ... – Vicedeal Adapting 45# high quality steel, Good bending resistance, high frequency quenching, surface chromium plating(15um-20um). Humanization Design: Chamfer on both ends, easier to install linear bearings and won't hurt fingers when installing it - We can process the end of the rail as you need, some examples you can see the image 4 Linear Shaft HSS Linear Motion Shaft Rod 16mm Dia 1000mm Length | NZ Miniature Chrome Plated Steel Rod Diameter: 25/30/35 mm · Length: 100-1150 mm · This threaded rod is suitable for high transmission precision equipment. · Suitable for 3D printer, stepper motors... We can customise the linear rail, including the length and finishing. Brand: CoavooMaterial: High Quality Carbon Steel (C45#)Hardness: 58-64 HRCSurface Hard-thickness: 0., 8 – 2., 5mmSurface Roughness: 0., 8S – 1., 6SStraightness: Below 5μm/100mmSurface Chrome Thickness: 15um-20umSurface Finish Quality: Ra 0., 8Color: SilverThis package includes: 2Pcs 30mm x 320mm Linear Rail Shaft RodsbPlease Note:- We can offer the linear motion rail shaft rod in any length, pls contact us. Hard Chrome Plated Rod, For Manufacturing, Size/Diameter: 30mm at We offer a full range of different diameters of linear rail shaft bars: 5, 6, 8, 10, 12, 13, 14, 16, 20, 25, 30, 35, 40, 50 mm and so on