🪖 M2A1 Ammo Box — Vietnam War Era

Commonly known as the **.50 Cal Ammo Box

**3D Printable Historical Container**

The **M2A1 ammo box**, commonly known as the **.50 Cal Ammo Box**, is an iconic U.S. military container widely associated with the **Vietnam War and Cold War era**.

This is a **highly detailed 3D printable replica**, designed for collectors, prop makers, and historical displays.

The box features a **working hinged lid** and a **movable carry handle**, accurately replicating the behavior of the original steel container.

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## 📐 Scale versions & dimensions

### 🔹 Full size (1:1)

* Approximate dimensions: **305 × 155 × 175 mm**

* Working lid with **four separate small hinge pins**, matching the construction of the original ammo box

* ⚠️ **Requires a 3D printer with a build plate larger than 300 mm**

(full-size version is not suitable for standard small printers)

### 🔹 66% scale — Desk collectible

* Approximate dimensions: **200 × 102 × 115 mm**

* Working lid with **a single hinge pin** for simplified and reliable assembly

* Fully compatible with standard home 3D printers (**220 × 220 × 240 mm** build volume)

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## 🎨 Marking stencil included

The package **includes a stencil template** for applying original-style military markings and lettering, allowing you to paint authentic inscriptions on the box.

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## 🖨 Printing recommendations

⚠️ **This is a challenging print** due to the box geometry and large flat surfaces.

* **Wide brim is mandatory** to prevent warping

* **PLA+ is NOT recommended** due to strong shrinkage

* **PETG is the recommended material** for best results

* Standard **PLA can also be used** with proper adhesion and tuning

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## 🔧 Features

* Two scale options: **1:1 and 66%**

* Opening and closing hinged lid

* Movable carry handle

* Stencil for markings included

* Optimized for FDM printing

M2A1 .50 Cal Ammo Box — highly detailed 3D printable replica