Upgraded 3D Printer Synchronous, Adjustable X/Y Synchronous Belt Stretch Straighten Tensioner for Ender Series, CR Series
- Material: aluminum alloy; Surface Treatment: anodizing.
- Widely Used: for Creality CR/Ender series.
- Install: Already assembled, you don't need to assemble it by yourself.
- Function: you can adjust the belt freedom, better than the original.