Brownells 75th Anniversary - A Shooting Heritage
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How To Build An AR

(11 video/articles)
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Specific Parts for the A3
Specific Parts for the A3

This video clip covers the use and aftermarket sights available for the A3 or Flattop receiver.

Assembling the Upper Receiver - Section 4
Assembling the Upper Receiver - Section 4

This section covers the assembly of the ejection port cover, the forward assist, the charging handle, the A1 sight and the A2 sight.

Assembling Mil Spec & Free Float Barrels - Section 5
Assembling Mil Spec & Free Float Barrels - Section 5

This section is broken down into two major types of handguards: standard and free floating.

Assembling the Operating Handle, Bolt Carrier Group & Checking the Headspace - Section 6
Assembling the Operating Handle, Bolt Carrier Group & Checking the Headspace - Section 6

This section covers the assembly of the charging handle, the bolt carrier group and checking the headspace of your rifle.

Assembling Lower Receiver - Section 7
Assembling Lower Receiver - Section 7

This section covers the assembly and testing of the: magazine catch, bolt catch, pivot pin, trigger group, safety selector, pistol grip and trigger guard.

Function Checking at the Bench & Range, Cleaning & Maintenance - Section 9
Function Checking at the Bench & Range, Cleaning & Maintenance - Section 9

Throughout the process of assembly you have been performing function checks for each subassembly as you’ve built your rifle. Now it is time to test the rifle to see how all the parts work together.

How the AR-15 Operates Its Parts & Specifications - Section 2
How the AR-15 Operates Its Parts & Specifications - Section 2

It’s easier to build something if you understand how the parts interact and function as a whole. This section covers: all the parts that make up each subassembly of the AR-15, the purpose of and the interaction between each subassembly, and the specific dimensions that you will need to be aware of when ordering.

Tools, The Check List for Ordering Parts & Assembly Introduction - Section 3
Tools, The Check List for Ordering Parts & Assembly Introduction - Section 3

It’s not much fun and it’s an even bigger waste of your time, if you forget to order all the parts or don’t have the right tools to complete your assembly.

Assembling the Mil Spec Fixed Buttstock & Telescoping Stock - Section 8
Assembling the Mil Spec Fixed Buttstock & Telescoping Stock - Section 8

In this section we cover the installation of the: receiver extension, action spring, buffer, buffer retainer and spring, take down pin, and the parts of the fixed or telescoping buttstocks.

How to Build An AR-15 Video
How to Build An AR-15 Video

The AR-15 is one of the most adaptable rifle platforms in history, and building one is easier than you think.

Introduction, Laws and Variations of the AR-15 - Section 1
Introduction, Laws and Variations of the AR-15 - Section 1

In this section we cover; how this video series is presented, give you an overview and answer some questions regarding the laws pertaining to building your own rifle.