Prusa MK3s X-axis Linear MGN12H Rail Upgrade Kit for 3D Printer Part

Type A Hiwin railType B Chinese railShipping list 1 x M3x102x M3x144x M3x12 countersunk holes3x M3 square nuts3x M3 nuts1 x MGN12 linear sliding guide block1 MGN12H linear guide 350mm6x M3x89x M3x181 x M3x4010x M3 nuts1 M3 lock nut3x M3 square nuts2 x M3 washers1 GT2 pulley 20Warm tips When touching the guide please wear gloves to avoid rusting due to wet hand contactAfter assembly Z axis calibration must be run Printed parts are not included