THK HSR20A1ZZ(GK) Linear Guide Block 20mm High Precision Linear Motion Bearing for CNC Machinery

The THK HSR20A1ZZ(GK) Linear Guide Block features a four-row ball circulation design, providing high rigidity, smooth linear movement, and excellent load capacity in four directions. Designed for high-precision positioning and reliable performance in CNC machines, industrial automation, and precision machinery.

• High rigidity and four-direction load capacity.

• Smooth and low-friction linear movement.

• High positioning accuracy and operational stability.

• Four-row recirculating ball design.

• ZZ sealing for contamination protection.

• Interchangeable (GK) specification.

• Suitable for continuous industrial operation.

This bearing is widely used in:

• CNC machining centers

• Industrial automation equipment

• Robotics and positioning systems

• Semiconductor manufacturing machinery

• Precision measuring equipment

• Packaging and assembly machinery

• Linear transfer systems

• 25+ years experience in industrial bearing manufacturing
• Exported to 50+ countries worldwide
• Rich experience in OEM & custom projects
• Strict quality inspection before shipment
• Fast response within 24 hours
• Stable supply for long‑term cooperation

• Raw material inspection
• Precision machining process
• Heat treatment control
• Clearance & rotation testing
• Final inspection before delivery

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• Fast quotation within 24 hours
• Technical support from engineers
• Custom solution suggestions
• Competitive factory price

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