How To Assemble An Ar 15?

How to Assemble an AR-15

The AR-15 is a popular rifle for both recreation and self-defense. It is a relatively simple firearm to assemble, but there are a few things you need to know in order to do it correctly. In this article, we will walk you through the process of assembling an AR-15, step-by-step.

We will start with a basic overview of the AR-15’s parts, and then we will get into the details of how to put it all together. By the end of this article, you will be able to assemble your own AR-15 with confidence.

So, what are you waiting for? Let’s get started!

Step Tools Instructions
1. AR-15 lower receiver
  1. Inspect the lower receiver for any damage.
  2. Make sure the lower receiver is compatible with the AR-15 upper receiver you plan to use.
2. AR-15 upper receiver
  1. Inspect the upper receiver for any damage.
  2. Make sure the upper receiver is compatible with the AR-15 lower receiver you plan to use.
3. AR-15 barrel
  1. Inspect the barrel for any damage.
  2. Make sure the barrel is compatible with the AR-15 upper receiver you plan to use.
4. AR-15 bolt carrier group
  1. Inspect the bolt carrier group for any damage.
  2. Make sure the bolt carrier group is compatible with the AR-15 upper receiver you plan to use.
5. AR-15 charging handle
  1. Inspect the charging handle for any damage.
  2. Make sure the charging handle is compatible with the AR-15 upper receiver you plan to use.
6. AR-15 magazine
  1. Inspect the magazine for any damage.
  2. Make sure the magazine is compatible with the AR-15 lower receiver you plan to use.
7. AR-15 handguard
  1. Inspect the handguard for any damage.
  2. Make sure the handguard is compatible with the AR-15 upper receiver you plan to use.
8. AR-15 stock
  1. Inspect the stock for any damage.
  2. Make sure the stock is compatible with the AR-15 lower receiver you plan to use.

Assemble the lower receiver

The lower receiver is the heart of the AR-15. It houses the trigger assembly, bolt carrier group, and magazine. It is also the part of the rifle that is serialized, so it is important to make sure that you assemble it correctly.

To assemble the lower receiver, you will need the following parts:

  • Lower receiver
  • Buffer tube
  • Buffer spring
  • Buffer
  • Bolt catch
  • Bolt catch spring
  • Magazine catch
  • Magazine catch spring
  • Trigger guard
  • Trigger guard screw
  • Hammer
  • Hammer spring
  • Trigger
  • Trigger spring
  • Disassembly pin
  • Takedown pin
  • Pivot pin
  • Charging handle
  • Charging handle latch

1. Insert the buffer tube into the lower receiver. The buffer tube should be inserted until it is flush with the back of the receiver.
2. Insert the buffer spring into the buffer tube.
3. Insert the buffer into the buffer tube.
4. Insert the bolt catch into the lower receiver. The bolt catch should be inserted so that the hook faces up.
5. Insert the bolt catch spring into the bolt catch.
6. Insert the magazine catch into the lower receiver. The magazine catch should be inserted so that the hook faces down.
7. Insert the magazine catch spring into the magazine catch.
8. Insert the trigger guard into the lower receiver. The trigger guard should be inserted so that the tabs on the guard fit into the slots in the receiver.
9. Insert the trigger guard screw into the trigger guard.
10. Insert the hammer into the lower receiver. The hammer should be inserted so that the hook faces up.
11. Insert the hammer spring into the hammer.
12. Insert the trigger into the lower receiver. The trigger should be inserted so that the hook faces down.
13. Insert the trigger spring into the trigger.
14. Insert the disassembly pin into the lower receiver. The disassembly pin should be inserted so that the head of the pin is flush with the inside of the receiver.
15. Insert the takedown pin into the lower receiver. The takedown pin should be inserted so that the head of the pin is flush with the inside of the receiver.
16. Insert the pivot pin into the lower receiver. The pivot pin should be inserted so that the head of the pin is flush with the inside of the receiver.
17. Attach the charging handle to the upper receiver.
18. Attach the charging handle latch to the upper receiver.

Your lower receiver is now assembled.

Assemble the upper receiver

The upper receiver is the part of the AR-15 that houses the barrel, bolt carrier group, and gas system. It is also the part of the rifle that is visible from the outside.

To assemble the upper receiver, you will need the following parts:

  • Upper receiver
  • Barrel
  • Gas block
  • Gas tube
  • Bolt carrier group
  • Charging handle
  • Forward assist
  • Dust cover

1. Insert the barrel into the upper receiver. The barrel should be inserted until it is flush with the front of the receiver.
2. Insert the gas block into the barrel. The gas block should be inserted so that the gas port on the barrel is aligned with the gas tube hole in the gas block.
3. Insert the gas tube into the gas block. The gas tube should be inserted until it is flush with the front of the gas block.
4. Insert the bolt carrier group into the upper receiver. The bolt carrier group should be inserted so that the bolt is aligned with the barrel.
5. Attach the charging handle to the bolt carrier group.
6. Attach the forward assist to the upper receiver.
7. Attach the dust cover to the upper receiver.

Your upper receiver is now assembled.

Congratulations! You have now assembled your AR-15. Before you take it to the range, be sure to read the owner’s manual and practice safe gun handling.

In this comprehensive guide, we have discussed the steps involved in assembling an AR-15. We have covered everything from choosing the right parts to assembling the rifle. We hope that this guide has been helpful and that you are now able to assemble your own AR-15 with confidence.

Here are a few key takeaways from this guide:

  • AR-15s are relatively easy to assemble, but it is important to follow the instructions carefully.
  • Make sure you have all of the necessary tools and parts before you begin.
  • Take your time and be patient. Assembling an AR-15 is a precision operation, and rushing can lead to mistakes.
  • If you have any questions, consult with a qualified gunsmith.

With a little practice, you will be able to assemble your own AR-15 in no time. So what are you waiting for? Get started today!

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