Specifications:Type: Flange-mountMaterial(Bearing Ball): Carbon SteelLoad Capacity(Max.): 25kg / 55lbBall Diameter: 21mm / 0.83 InchMounting Hole Dia.: 4mm / 0.16 InchOverall Size: 55x25mm / 2.17x0.98 Inch(DxH)Features:1. Ball Transfer Unit is omni-directional load-bearing spherical balls mounted inside a restraining fixture2. 360 degree universal transfer bearing ball is good for facilitating smooth, multi-directional motion3. Widely used in various transmission systems, feed systems, processing systems, packaging machinery auxiliary equipment, as well as object turning and confluence. Note: 1. Use for transporting stuff has a smooth or flat bottom2. If to transport something that has an uneven or soft bottom surface, the tray could help you3.
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