Another Yet Upgrade "Prusa i3 Rework" to M8 Z-axis

Additional things to upgrade:
2x M8 threaded rod
4x M8 nut
2x Replacement (almost same size) for Professional Shaft Coupler 5mm to 8mm
2x x_motor_idler_v3_top_nut_spring from Prusa i3 z axis on M8 threads