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Print-in-Place Functional Mailbox - Working Lock

Print Profile(1)

All
P1S
H2D
H2S
H2C
X1E
X1 Carbon
P1P
P2S
A1
X1
H2D Pro
X2D
A2L

0.2mm layer, 2 walls, 15% infill
0.2mm layer, 2 walls, 15% infill
Designer
7.8 h
3 plates
5.0(2)

Open in Bambu Studio
Boost
41
147
12
1
70
46
Released 

Description

Precision Prints. Functional Design. Built to Last.

Boost Me (for free)

📬 Print-in-Place Functional Mailbox with Working Lock 🔑

A fully functional, print-in-place mailbox featuring both a working front door and a mail slot — Slide the pieces together and boom. Even better: it includes a working key and lock mechanism, all printed as part of the model.

This is not just a decorative piece — it’s a satisfying mechanical print with real functionality.

🔧 Key Features:

  • Fully print-in-place design (no assembly needed)
  • 📮 Functional mail slot door
  • 🚪 Hinged front access door
  • 🔑 Working key + lock mechanism (printed, no hardware)
  • 🧱 Clean, minimal design with raised “MAIL” text
  • 🪝 Easy wall mounting

🧱 Print Settings (Recommended):

  • Material: PLA or PETG
  • Layer height: 0.2 mm
  • Infill: 10–20%
  • Supports: ❌ Not required
  • Orientation: Print flat on the back
  • Tolerances are pre-tuned — make sure your printer is dialed in

⚙️ Important Notes:

  • Ensure good first layer and proper cooling for moving parts
  • If parts feel tight, gently work them loose after printing
  • Avoid over-extrusion — this can affect the lock mechanism
  • Designed with functional clearances, but printer calibration matters

🎯 Perfect For:

  • Functional prints lovers
  • Desk / workshop organizers
  • Gifts with a “wow” factor
  • Demonstrating print-in-place mechanics

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License

This user content is licensed under a Standard Digital File License.

You shall not share, sub-license, sell, rent, host, transfer, or distribute in any way the digital or 3D printed versions of this object, nor any other derivative work of this object in its digital or physical format (including - but not limited to - remixes of this object, and hosting on other digital platforms). The objects may not be used without permission in any way whatsoever in which you charge money, or collect fees.