Iverntech 2pcs 500mm V Type 2040 European Standard Anodized Black Aluminum Profile Extrusion Linear Rail for 3D Printer and CNC DIY Laser Engraving Machine

Note: From Aug, 11, 2018, 500mm rail with block provided by ReliaBot is silver, not blackened. The model and length are the same as blackened one.

MGN12(MR12) linear guide 500mm with MGN12H carriage block

There are 2 red rubber stoppers on the ends of the rail in case the carriage falls off the rail, please remove them after assembling the rail on your machine if necessary.

Packing list:
1 * MGN12 linear rail guide 500mm length
1 * MGN12H carriage block(been installed on the rail)
2 * steel balls(for backup)

Rail guide length: 500mm; the distance of the holes: 25mm
Carriage block: MGN12H (45.7*27*10mm)
Threaded holes of the block: 4-M3*3.5 (holes' center distance 20*20mm)
There are 2 red rubber stoppers on the ends of the rail in case of the block falling off the rail.
Comes with 2 spare steel balls
Rail guide length: 500mm; the distance of the holes: 25mm
Carriage block: MGN12H (45.7*27*10mm)
Threaded holes of the block: 4-M3*3.5 (holes' center distance 20*20mm)
There are 2 red rubber stoppers on the ends of the rail in case of the block falling off the rail.
Comes with 2 spare steel balls

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ReliaBot 500mm MGN12 Linear Rail Guide with MGN12H Carriage Block for 3D Printer and CNC Machine;