1. EXCELLENT PERFORMANCE: Features durable and long service life, low noise, low friction coefficient, and premium running accuracy. 2. FINE WORKMANSHIP: Finely crafted with smooth, delicate appearance and standard size, the bearing kit ensures smooth operation and easy installation. 3. ALLOY STEEL MATERIAL: Made of premium alloy steel material, the bearings are strong and sturdy, corrosion and rust resistant. 4. 10 PCS: There are 10 pieces of linear bearings in the package that can be applied to various items, use them as you please! 5. WIDE APPLICATION: Widely used in various industrial fields such as machine tools, engineering machinery, robots, reduction devices, steel, metallurgy, textile, mining, printing, aviation, etc. Item Type: Linear Motion Bearing Model: LM8SUU Material: Alloy steel Application: Widely used in various industrial fields such as machine tools, engineering machinery, robots, reduction devices, steel, metallurgy, textile, mining, printing, aviation, etc. Inner Diameter: Approx. 8 mm / 0.31 in Outer Diameter: Approx. 15 mm / 0.59 in Height: Approx. 17 mm / 0.67 in 10 x Linear Motion Bearing