BOM
guide block
4x threaded insert M5x 9.5 mm
4x brass tubing, size depended on collar
fence
6x threaded insert M5x 9.5 mm
4x threaded rod M5x ~70 mm
clamp assembly
2x threaded insert M5x 9.5 mm
2x threaded rod M5x ~70 mm
CA glue for the clamp ball and knob
The author remixed this model.