MGN12H Carriage Block For 12mm Wide MGN12 Linear Rail Guide, Rock Solid Precision Slider With Four M3 Holes, 45.7x27x10mm Body, Smooth Motion, Easy Install, Durable Ball Housing Replacement Part

MGN12H Carriage Block for Precise 12mm Rails ✔️ 1 block with 2 spare balls; 45.7x27x10mm body, 4-M3 holes, 20x20mm spacing

This MGN12H carriage block is a durable, precision slider designed for 12 mm wide linear rails. It's commonly used in CNC machines, 3D printers, automation setups, and robotics where smooth, reliable motion matters.

✅ MGN12H carriage block for MGN12 (MR12) linear rail
✅ 45.7x27x10mm body with precise fit
✅ 4-M3*3.5 threaded holes, 20x20mm center spacing
✅ Includes 2 spare steel balls; protective alignment to prevent ball loss
✅ Installed on plastic rail to keep balls from dropping during install
✅ Suitable for ReliaBot and Iverntech MGN12 rails (supplier-dependent)

💡 What is a MGN12H carriage block used for in linear rail systems? A handy component that keeps 12 mm rail guides moving smoothly and accurately. - For 12 mm wide rail guides in CNC, automation, and robotics - Four M3 mounting holes spaced 20x20 mm - Includes spare steel balls for quick replacement - Compatible with ReliaBot and Iverntech MGN12 rails (supplier dependent)

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