This is a mount for depth gauge.

It is very useful to fine tune the bed leveling and planarity.

The mount is designed for this depth gauge: https://www.banggood.com/Auto-Digital-Tire-Tread-Depth-Gauge-0-25_4mm-Measurer-Tool-Caliper-p-1428018.html?rmmds=search&ID=224&cur_warehouse=CN

Print Settings

Printer:

Creality Ender 3

Rafts:

Supports:

Yes

Resolution:

Infill:

30%

Filament:

Sunlu PLA +

Black

Notes:

Category: 3D Printer Accessories