2020 Extrusion Lead Screw Bearing cr10

Mounts an 8mm bearing (608zz) to 2020 extrusion like the cr10 requires 2x m3 20mm screws and t nuts

For a full dual z upgrade:

You'll need these parts:

500mm threaded rod t8 2mm pitch with nut
3x m4 40mm nuts and bolts
Nema 17 stepper motor
Z coupler

8x m3 10mm screws
2x m3 20mm screws (4x m3 20mm if you want to replace the stock bearing on the opposite side)
6x m3 nuts (8x m3 nuts if you want to replace the stock bearing on the opposite side)
1x 8mm 608zz bearing (2x 608z if