Features:✔ Suitable for V S-lot V-groove of openbuilds 2020 profile;
✔ Stable force and self lubrication;
✔ The material is firm and not easy to wear;
✔ Convenient, very easy to assemble;
✔ Compatibility:y-axis, tevo tarantula, V Type Slot , tronxy X3, openbuilds and other aluminum profile printers.
Package included:1 x Extruder Kit