50pcs LM8UU 8mmx15mmx24mm Linear Motion Bushing Ball Bearing For 3D Printer Go to amazon.com Related posts Top 2 recommendation lm8uu 50pcs 2022 FeatureMaterial: Bearing steelInner diameter:8mmFor 3D Printer, CNC, and other applications. DescriptionThis package including:50pcs LM8UU 8mmx15mmx24mm Linear Motion Bushing Ball Bearing For 3D Printer, CNC, and other applications.