Z-Axis Wobble Isolation Bearing Blocks

Isolated bearing blocks for Z-axis. No mounts for brass nuts.
Left bearing block has been scalloped, to allow Y-axis trigger switch to be mounted from the rear.
Right bearing block has been scalloped to allow recessed idler pulley arm.
Appropriate idler pulley arm included in file bundle. Arm accommodates 16 & 20 toothed aluminum idler pulleys.

Use with integrated Z-axis wobble isolation risers here: https://www.thingiverse.com/thing:2458534