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Getting Started: Tools for Building an AR15 Upper

Building an AR-15 upper receiver is a rewarding and enjoyable project, but it requires the right tools to ensure accuracy and safety. Here’s a list of essential tools you’ll need to get started on your AR-15 upper build:

1. Upper Receiver Vise Block:

  • An upper receiver vise block holds yourΒ AR-15 Parts Β receiver securely while you work on it. It prevents distortion or damage during assembly.

2. Armorer’s Wrench:

  • An armorer’s wrench is a versatile tool that allows you to install and tighten various components, including the barrel nut, flash hider, and buffer tube.

3. Barrel Nut Wrench:

  • If you plan to install your barrel, a specialized barrel nut wrench is necessary to secure the barrel to the upper receiver.

4. Torque Wrench:

  • A torque wrench ensures you apply the correct amount of torque to critical components like the barrel nut. Proper torque is essential for the reliability and accuracy of your AR-15.

5. Bench Vise:

  • A sturdy bench vise provides a stable platform for securing your upper receiver vise block while working on your upper assembly.

6. Punch Set:

  • A set of roll pin punches and starter punches helps you install and remove pins without marring or damaging your components.

7. Roll Pin Holder and Starter Punch:

  • These tools are essential for driving roll pins into their respective holes without damaging the upper receiver or the pins themselves.

8. Barrel Nut Grease or Aeroshell Grease:

  • Applying the right type of grease to the barrel nut threads helps reduce friction and ensures proper torque during installation.

9. Upper Receiver Assembly Stand:

  • An assembly stand or vice block specific to upper receiver assemblies can simplify the process of adding small components.

10. Upper Receiver Vice Clamp:

  • A vice clamp allows you to secure the upper receiver during certain tasks, such as installing the forward assist or ejection port cover.

11. Needle Nose Pliers:

  • Needle nose pliers come in handy for tasks like inserting and manipulating small springs and detents.

12. Upper Receiver Assembly Lube:

  • Lubrication is essential for the smooth operation of your upper receiver. Use an assembly lube or gun oil to ensure proper functioning.

13. Cleaning Supplies:

  • Have cleaning supplies, such as patches, solvent, and brushes, on hand to clean and maintain your upper receiver during and after assembly.

14. Eye Protection:

  • Safety goggles or glasses are important to protect your eyes from any flying debris or small parts that may be under pressure during assembly.

15. Workspace:

  • A clean, well-lit, and organized workspace is essential for an efficient and safe build. Ensure you have a comfortable and dedicated area to work on your upper receiver.

16. Tools for Specific Components:

  • Depending on the specific upper receiver components you’re using, you may need additional tools. For example, a muzzle device wrench, gas tube alignment tool, or front sight tool may be necessary.

Before you start your AR-15 upper build, carefully read and follow the manufacturer’s instructions for each component. This ensures safe and accurate assembly. Proper tools and techniques are essential for a successful build, and taking your time to do it right will result in a reliable and functional upper receiver.

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