• These ADAPTERS REQUIRE MGN12H RAILS for the Ender-3/PRO and Ender-3 V2, The LENGTH REQUIRED is 300MM.
• Dual linear rails,more stable than single rail version and wheel movement system.
• Quick Installation and Upgrade
• For the Ender-3 V2 option, you need to print an additional Y-axis limit block to complete the assembly.Please do contact us to get the document
• Packing List: MGN12H Linear Guide (300mm) x2, M3X8 cup head x 26, M3 T nut x 16, M5X8 flat head x 6,Slide plate fixed seat x 2