Dial Indicator carriage for Replicator / 2

There are many dial indicator support designs available; those which rest angled plastic on the rails are unlikely to tram accurately while those that clip to the extruders are not going to be highly repeatable in absolute measurement from use to use.

This dial indicator uses roller bearings in conjunction with hold-down magnets to provide excellent support stability and smooth and accurate and repeatable absolute tramming. A simple tramming coupler links the carriage with the extruder using