This add-on adapter adds linear rail compatibility to the Ender-5 MDD v1.3 X-axis, which is required for the use of this product. All necessary hardware and adapters are included (Y-axis adapters sold here).
This adapter is compatible with MGN12H linear rail (300mm for Ender-5). Here are some of our favorite low cost linear rail vendors-- let them know we sent you!
Amazon USA
https://amzn.to/2pCeNI1
RobotDigg
(Stainless)
https://www.robotdigg.com/product/766/Quality-440C-SUS-MGN12-linear-rail-with-carriage
(Black)
https://www.robotdigg.com/product/1314/?fbclid=IwAR2WsaRo4Xi3eHQqRU4WZ3a0vgKcS5YQE-PYrEkM3w2J0TYDF1WuF5ugSWg