---
product_id: 347156497
title: "General Jim's Military Modular Building Blocks Set - World War II Gustav Dora HeavyCannon Railway Gun, Railway Car | Compatible with Lego Sets and All Major Brands"
brand: "general jim's"
price: "S$345"
currency: SGD
in_stock: true
url: https://www.desertcart.sg/products/347156497-general-jims-military-modular-building-blocks-set-world-war-ii
store_origin: SG
region: Singapore
---

# Seamless Lego & major brand compatibility Authentic Schwerer Gustav railway gun 3,846-piece epic build General Jim's Military Modular Building Blocks Set - World War II Gustav Dora HeavyCannon Railway Gun, Railway Car | Compatible with Lego Sets and All Major Brands

**Brand:** general jim's
**Price:** S$345
**Availability:** ✅ In Stock

## Summary

> 🚀 Build History, Own the Battlefield!

## Quick Answers

- **What is this?** General Jim's Military Modular Building Blocks Set - World War II Gustav Dora HeavyCannon Railway Gun, Railway Car | Compatible with Lego Sets and All Major Brands by general jim's
- **How much does it cost?** S$345 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/347156497-general-jims-military-modular-building-blocks-set-world-war-ii)

## Best For

- general jim's enthusiasts

## Why This Product

- Trusted general jim's brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Seamless Compatibility:** Expand your collection effortlessly—works perfectly with Lego and all major brick brands.
- • **Epic 3,846-Piece Modular Build:** Dive into a challenging, rewarding assembly that captures the engineering marvel of the Schwerer Gustav.
- • **Immersive Historical Experience:** Bring WWII history to life with a model inspired by the artillery that fired 7.7-ton shells over 29 miles.
- • **Massive Scale, Legendary Detail:** Recreate the iconic 80cm WWII railway gun with unmatched precision and historical accuracy.
- • **No Builder Left Behind Guarantee:** Enjoy worry-free building with dedicated customer support and replacement parts on demand.

## Overview

The General Jim's Military Modular Building Blocks Set lets you construct a highly detailed 3,846-piece model of the WWII Schwerer Gustav railway gun, famed for its massive 80cm artillery and 29-mile firing range. Compatible with Lego and other major brands, this set offers a historically immersive, modular building experience backed by excellent customer support.

## Description

Military Modular Building Blocks Set - World War II Gustav Dora HeavyCannon Railway Gun, Railway Car | Compatible with Lego Sets and All Major Brands

## Features

- Authentic Schwerer Gustav Railway Gun Model: Recreate the legendary 80cm railway gun used by German forces in WWII, a massive artillery piece deployed at key locations such as the Siege of Sevastopol, showcasing engineering feats of the era.
- Detailed 3,846-Piece Modular Build: This set captures the immense scale and complexity of the Schwerer Gustav with 3,846 high-quality pieces, including a mounted railway car for realistic and historically accurate display.
- Historical Range and Firepower: The original Schwerer Gustav could fire 7.7-ton shells over 47 km (29 miles) and was instrumental in the bombardment of fortified positions like Sevastopol, making it one of the most powerful artillery pieces of WWII.
- Compatible with Major Brick Brands: Designed to integrate seamlessly with Lego and other top brands, this set is ideal for expanding military-themed collections or creating detailed dioramas of WWII battlegrounds.
- 100% Satisfaction Guarantee & Excellent Customer Support: Enjoy peace of mind with our No Builder Left Behind Guarantee. If you need replacement parts or have any issues, contact us through buyer/seller messaging, and we’ll resolve your concerns promptly.

## Images

![General Jim's Military Modular Building Blocks Set - World War II Gustav Dora HeavyCannon Railway Gun, Railway Car | Compatible with Lego Sets and All Major Brands - Image 1](https://m.media-amazon.com/images/I/51lAheKR0DL.jpg)

## Frequently Bought Together

- General Jim's Military Modular Building Blocks Set - World War II Gustav Dora HeavyCannon Railway Gun, Railway Car | Compatible with Lego Sets and All Major Brands
- General Jim's WW2 German Army Karl Heavy Tank Mortar Railway Car Building Set – 4158-Piece WWII Mörser Carronade Model with Tractors and Tracked Chassis – Compatible with All Major Brick Brands

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**Shop now:** [https://www.desertcart.sg/products/347156497-general-jims-military-modular-building-blocks-set-world-war-ii](https://www.desertcart.sg/products/347156497-general-jims-military-modular-building-blocks-set-world-war-ii)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-05-16*