Description
The MGN15C MR15 15mm Linear Rail with Guide Rail Sliding Block is designed for precise and smooth linear movement in 3D printers, CNC machines, automation equipment, and other small linear motion systems.
The rail is manufactured from durable bearing steel and is supplied with an MGN15C ball-bearing carriage. The preloaded sliding block provides smooth movement while helping maintain stability and accuracy during operation.
Its compact and lightweight design makes it suitable for applications where space and weight are important considerations. The linear rail is available in multiple lengths to accommodate different machine designs and motion requirements.
Features:
- High-Quality Materials: Manufactured from professional-grade bearing steel for durability and long service life.
- MGN15C Ball-Bearing Carriage: Includes a preloaded stainless-steel sliding block for smooth and stable movement.
- Surface Treatment: Electroplated surface treatment helps improve corrosion resistance, wear resistance, and durability.
- High Accuracy: Designed to provide stable and precise linear motion with low operating noise.
- Professional Design: The rail and carriage are designed for reliable and long-term linear motion applications.
- Versatile Application: Suitable for 3D printers such as Ender 3, CoreXY, Kossel, and various CNC and automation equipment.
- Safety Features: Rubber stoppers on both ends help prevent the sliding block from accidentally sliding off the rail.
- Compact & Lightweight: The compact construction helps reduce the overall load on the machine.
Specifications
- Model: MGN15
- Slider Model: MGN15C
- Rail Height: Approx. 10mm (0.4in)
- Rail Width: Approx. 15mm (0.6in)
- Slider Thread: M3
- Pilot Hole Spacing: Approx. 35mm (1.4in)
- Mounting Hole Size: M3 screws
- Load Capacity: Up to approximately 15kg per rail system
- Material: Bearing steel / corrosion-resistant stainless steel
- Available Lengths: 300mm, 350mm, 400mm, 500mm, 1000mm
Best Practices for Installation & Maintenance
- De-grease and Relubricate: Rails may arrive coated with viscous anti-rust shipping oil. For smooth operation, clean the rail and sliding block with a suitable cleaning agent, allow them to dry, and apply high-quality lithium grease or synthetic linear rail oil.
- Avoid Ball Loss: The sliding block contains an internal retainer to keep the steel balls in position. Avoid completely removing the block from the rail unless it is transferred onto a suitable installation guide.
- Flat Mounting Surfaces: Ensure that the aluminum extrusion, mounting plate, or other surface used to secure the rail is flat and properly aligned to prevent binding or increased friction.
Package Includes:
- 1 × MR15 Linear Guide Rail
- 1 × MGN15C Sliding Block
Guide Rail Sliding Block
- Slider Length: Approx. 35mm
- Slider Width: Approx. 32mm
- Slider Thickness: Approx. 12mm
- Fixing Screw Hole Size: M3 × 3.5
- Sliding Block Size: Approx. 35 × 27 × 10mm (L × W × T)
- Total Size: Approx. 56 × 27 × 13mm (L × W × T)
Linear Sliding Guide
- Material: Bearing Steel
- Bore Diameter: 6mm (0.23in)
- Hole Pitch: 25mm (0.98in)
- Overall Dimensions: Available in lengths of 300mm, 350mm, 400mm, 500mm, and 1000mm
- Rail Width: Approx. 12mm
- Rail Thickness: Approx. 8mm













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