You have the original style insert and one with a dust shield on the bottom. It helps keep the saw dust under control and forces it to the dust collection port inside of the body.

Print Settings

Printer Brand: Anycubic

Printer: Mega Pro

Rafts: No

Supports: No

Resolution: 0.2mm

Infill: 50%

Filament: eSun-Gloss Blue PLA