3 x MR12 MGN12 Miniature Linear Rail Slide 400mm + MGN12H Block for 3D Printer
A set of 3 x MR12 MGN12 miniature linear rail slides at 400mm with MGN12H blocks for 3D printer axes.
Price range: See on Amazon
What we liked
- + 3 rails at 400mm cover a full XYZ or CoreXY gantry build
- + MGN12H blocks provide rigid, low-play carriage motion
- + Matched set simplifies ordering for DIY builds
Trade-offs
- - 400mm length may need cutting for smaller frames
- - Rails often arrive with shipping oil that must be cleaned
Prices change often, so check the current price and availability on Amazon.
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