Bearing: Linear shaft support: 1. The bearing seat is made of aluminium alloy, design second play, assemble the straight axle through promoting the trough and bolted joint in axial. 2. Professional manufacturer 3. Variety of types: SHF8-SHF50, SC6-60 4. High precision and rigidity. 5. Ease of Replacement. 6. Outside Diameter: 18 - 90 mm 7. Good quality&good service&low price. 8. Prompt delivery. 9, Free samples