★ Guide-Crossed Roller Guide. It is composed of precise crossed rollers with hardened steel formed precisely to be V-grooves rail guides to create linear motion element in high accuracy. It is suitable for limited stroke linear motion system with high rigidity, mid-hard load and spry moment. ★ Transmission Parts-Micrometer head (unit-0.01mm) It is suitable for precise tuning. ★ Material- Aluminum alloy
★This product pic. shows as MX20-AC.