Iverntech MGN12 300mm Linear Rail Guide with MGN12H Stainless Steel Carriage Block for Ender 3, Corexy, Tronxy, Delta Kossel 3D Printers Upgrades and CNC Machine

Description Packing list: 1x 300mm MGN12 Rail Guide + MGN12H Carriage Features & details Features Surface technology: Anti-oxidation by electroplating (nickel plating) Rail guide material: bearing steel.

Rail guide length: 300mm Block: MGN12H ball bearing carriage.

Block material: Stainless Steel.

Blocks are pre-loaded Suggested to use M3 T nut and screws if you fix it to 20 series EU Al-profile There are two rubber stoppers on each side of the linear rail, it can prevent the carriage block from falling out, pls contact with us if you have any products questions, we will try our best to deal with it.