Unbelievable AFK String Duplication Farm

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Unbelievable AFK String Duplication Farm

Table of Contents:

  1. Introduction
  2. Understanding the Duplication Bar 2.1. Benefits of the Duplication Bar 2.2. Items that can be produced using the Duplication Bar
  3. Building the Basic Design 3.1. Required Materials 3.2. Step-by-step Instructions
  4. Activating the Duplication Mechanism 4.1. Understanding the Tripwire Hooks 4.2. Mastering the Timing
  5. Maximizing Output with Multiple Mechanisms
  6. Setting Up a Collection System 6.1. Creating an Area for Water Flow 6.2. Using Hoppers and Chests
  7. Common Mistakes and Troubleshooting 7.1. Breaking the Duplication Mechanism 7.2. Timing Issues 7.3. Managing Output Capacity
  8. Tips and Tricks for Efficient Duplication 8.1. Building Height and Wall Placement 8.2. Expanding the Duplication System 8.3. Achieving the Maximum Output
  9. Conclusion

Understanding the Duplication Bar

The duplication bar is a powerful tool in Minecraft that allows players to rapidly duplicate string items. It is a simple and efficient mechanism that can produce a high volume of string in a short amount of time. With the right setup and technique, players can create up to a million strings per hour using this ingenious device. In this guide, we will walk you through the process of building and using the duplication bar, along with some tips and tricks to maximize your output.

Building the Basic Design

To build the duplication bar, you will need a few essential materials, including hoppers, chests, building blocks, shears, buckets of water, tripwire hooks, string, and a lever. The construction process is relatively straightforward, even for beginners. By following step-by-step instructions, you can quickly grasp the concept behind the mechanism and replicate it in your own survival world. We recommend facing south and carefully arranging the blocks to create the basic shape of the duplication bar.

Activating the Duplication Mechanism

Once the construction is complete, it's time to activate the duplication mechanism. Understanding the role of tripwire hooks and mastering the timing is crucial to ensuring a successful duplication process. By timing your actions perfectly, you'll be able to initiate the duplication glitch and watch as the string duplicates before your eyes. It may take a few attempts to get the timing just right, but with practice and patience, you'll be able to effortlessly activate the mechanism.

Maximizing Output with Multiple Mechanisms

For those looking to scale up their string production, it's possible to stack multiple duplication mechanisms on top of each other. By doing so, you can significantly increase your output and generate string at an astonishing rate. This section will guide you through the process of setting up multiple mechanisms and seamlessly integrating them into one central water source. With this strategy, you'll be able to multiply your string production and achieve extraordinary results.

Setting Up a Collection System

As the string duplicates, it's important to have a proper collection system in place to gather and store the generated items efficiently. This section will teach you how to create a designated area for the water to flow, guiding it into a hopper and eventually into a chest for easy access. You'll also learn how to expand the design to accommodate multiple hoppers and chests if needed. A well-designed collection system is essential for maintaining a smooth workflow and maximizing the benefits of the duplication bar.

Common Mistakes and Troubleshooting

Even experienced players can make mistakes when using the duplication bar. This section will address common issues and provide troubleshooting tips to help you overcome problems that may arise during the duplication process. Whether it's breaking the mechanism, timing errors, or managing the output capacity, we've got you covered with practical solutions to ensure a seamless duplication experience.

Tips and Tricks for Efficient Duplication

To further enhance your duplication endeavors, we've gathered some valuable tips and tricks that will aid in achieving maximum efficiency. From building height and wall placement considerations to expanding the duplication system, these insights will elevate your string production capabilities. We'll also delve into techniques for achieving the highest possible output and generating string at an unprecedented pace.


In this comprehensive guide, we have explored the intricacies of the duplication bar, from understanding its benefits to building and activating the mechanism. We have provided insights into maximizing output and setting up a collection system, along with troubleshooting common mistakes. With the tips and tricks shared, you are now equipped to master the duplication bar and revolutionize your string production in Minecraft. Get ready to embark on a journey of endless string possibilities and enjoy the rewards it brings.


  • Learn how to build and use the duplication bar in Minecraft
  • Produce up to a million strings per hour with this powerful mechanism
  • Discover the benefits and applications of the duplication bar
  • Set up a collection system to efficiently gather and store the duplicated items
  • Troubleshoot common issues and optimize your string production
  • Explore tips and tricks for maximizing efficiency and output capacity
  • Scale up your production by integrating multiple duplication mechanisms


Q: Can I use the duplication bar in any version of Minecraft? A: The duplication bar works in Minecraft version 1.19 and above. Make sure you are using a compatible version to benefit from its features.

Q: How long does it take to master the timing for activating the duplication mechanism? A: The timing can vary for each player, but with practice, you should be able to get the hang of it within a few attempts. Don't get discouraged if it takes a little time to get it right.

Q: Can the duplication bar be used for purposes other than string duplication? A: While the duplication bar is primarily designed for string duplication, it can also be used for other items like wall loom leads, rods, bows, crossbows, and scaffolding. Experiment and explore the possibilities!

Q: Are there any risks or drawbacks to using the duplication bar? A: The duplication bar is a legitimate game feature and does not pose any risks. However, it's always good practice to use game features responsibly and within the intended gameplay framework.

Q: Can I stack multiple duplication mechanisms indefinitely? A: Yes, you can stack multiple duplication mechanisms to increase your output exponentially. However, keep in mind that there may be limitations due to item pickup speed and hopper capacity, so plan accordingly.

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