Meco FLSUN® 4PCS 8x15x24mm LM8UU Linear Ball Bearing For 3D Printer

Features: Linear bearing ball cage, hardened coat of both ends ring. Made of carbon chromium bearing steel, safe and reliable. Ball in the cage loop to run a smooth ball guide surface to ensure stability even if high-speed. Specifications: Model : LM8UU Shaft ID : 8mm Shaft OD : 15mm Package Included : 4x FLSUN LM8UU Linear Bearing