AR-15 Lower Receiver Model

Tech

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3D Model Description

3D printable model of an AR-15 lower receiver, designed for realistic firearm assembly and detailing.

Keywords: ar-15 3d print, firearm 3d print, gun part 3d print, rifle 3d print, ar15 lower 3d print, 3d printable gun 3d print, free tech stl download

3D Printing Settings

Printer TypeFDM recommended

MaterialPLA or PETG

Layer Height0.16 mm (FDM)

Infill20-30%

SupportsDepends on geometry

Build PlateBrim recommended

Recommended Size80-150 mm

Est. Print Time3-5 hours

Printing & Finishing Tips

▸FDM at 0.16mm gives clean edges for tech-style models

▸AI-generated tech models have been auto-repaired — tolerances may vary from CAD-designed parts

▸PETG recommended for functional items that need some flexibility

▸Test fit with a small-scale print before committing to full size

AR-15 Lower Receiver Model

3D Model Description

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3D Printing Settings

Printing & Finishing Tips

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AR-15 Lower Receiver Model

3D Model Description

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3D Printing Settings

Printing & Finishing Tips

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