Bearings

SC12UU is a 12mm linear ball bearing slide unit for CNC machines and 3D printers. It features an aluminium housing with rubber seals and a double-sealed design for dust protection, delivering smooth, low-friction motion and high rigidity. Suitable for X/Y axis movement in CNC routers, 3D printers, robotics, laser engraving, and DIY motion projects; easy installation and long service life with minimal maintenance.

• 12mm inner diameter designed for 12mm shafts
• Aluminium housing with rubber seals
• Double-sealed design for dust protection
• Smooth, low-friction linear motion
• High rigidity and stability under heavy loads
• Ideal for X/Y axis movement in CNC routers and 3D printers
• Easy installation and replacement
• Long service life with minimal maintenance

The SK8 8mm Linear Bearing Rail Support delivers stable, precise alignment for 8mm shafts on CNC routers, 3D printers, robotics, and automation. Made from aluminum alloy, it provides rigidity, high torque capacity, and smooth motion along X, Y, and Z axes.

• Supports 8mm Linear Shafts
• Robotics Linear Bearing Support
• High Torque Capacity & Rigidity
• High Positioning & Rotating Accuracy
• Lightweight & Efficient Design
• Smooth & Stable Operation