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Gun Builders News

Instructions: How to Build an AR-15 Upper Assembly

Instructions: How to Build an AR-15 Upper Assembly

Posted by Gun Builders Depot on Apr 6th 2020

This guide illustrates the tools required, torque specs, and the steps involved for properly installing your AR-15's new barrel. We're using a traditional 0.750" low-profile gas block for this install, though the install steps are generally the same if you're using an A2-style FSB. You'll need ab …

DISCLAIMER: If you are new to the world of DIY gun building, you likely have a lot of questions and rightfully so. It’s an area that has a lot of questions that, without the correct answers, could have some serious implications. At GunBuilders.com, we are by no means providing this content on our website to serve as legal advice or legal counsel. We encourage each and every builder to perform their own research around their respective State laws as well as educating themselves on the Federal laws. When performing your own research, please be sure that you are getting your information from a reliable source.


300 Blackout: Ballistics, Parts & Compatibility Guide

300 Blackout: Ballistics, Parts & Compatibility Guide

Posted by Gun Builders Depot on Nov 18th 2019

The AR-15 plays host to a few different calibers and cartridges. The military's 300 Blackout round became one of the most popular in recent years, and you can easily build or modify your AR-15 with a 300 Blackout kit. This dual-purpose round can be fired as a subsonic or supersonic cartridge, suppre …

DISCLAIMER: If you are new to the world of DIY gun building, you likely have a lot of questions and rightfully so. It’s an area that has a lot of questions that, without the correct answers, could have some serious implications. At GunBuilders.com, we are by no means providing this content on our website to serve as legal advice or legal counsel. We encourage each and every builder to perform their own research around their respective State laws as well as educating themselves on the Federal laws. When performing your own research, please be sure that you are getting your information from a reliable source.


The AR-10 vs. The LR-308 (Parts Guide)

Posted by Gun Builders Depot on Nov 13th 2019

A lot of AR parts manufacturers like to label things meant for .308 rifles as "AR-10" parts. Hell, with all the misnomers and different configurations hitting the market, you may very well think that all .308 parts are "AR-10" parts. They are not and this can be a problem if you're building your own …

DISCLAIMER: If you are new to the world of DIY gun building, you likely have a lot of questions and rightfully so. It’s an area that has a lot of questions that, without the correct answers, could have some serious implications. At GunBuilders.com, we are by no means providing this content on our website to serve as legal advice or legal counsel. We encourage each and every builder to perform their own research around their respective State laws as well as educating themselves on the Federal laws. When performing your own research, please be sure that you are getting your information from a reliable source.


How to Build an AR-15 (The Complete Parts Guide)

How to Build an AR-15 (The Complete Parts Guide)

Posted by Gun Builders Depot on Oct 2nd 2019

We've got a lot to cover, so we'll keep this short: You want to build an AR-15 from scratch. You might have no idea where to begin. We're going to teach you everything you need to know! The rifle we're piecing together in this guide is a typical AR-15 with a 16" barrel, chambered in 5.56/.223. Th …

DISCLAIMER: If you are new to the world of DIY gun building, you likely have a lot of questions and rightfully so. It’s an area that has a lot of questions that, without the correct answers, could have some serious implications. At GunBuilders.com, we are by no means providing this content on our website to serve as legal advice or legal counsel. We encourage each and every builder to perform their own research around their respective State laws as well as educating themselves on the Federal laws. When performing your own research, please be sure that you are getting your information from a reliable source.


AR-15 Buffers, Springs & Weights Explained

Posted by Gun Builders Depot on Sep 25th 2019

It's a small, unremarkable little part, but it's one of the most important pieces in your AR-15: We're talking about the buffer! The buffer and recoil spring in your black rifle (or pistol) helps manage recoil but more importantly, it controls the action of the bolt carrier group (we wrote a guide o …

DISCLAIMER: If you are new to the world of DIY gun building, you likely have a lot of questions and rightfully so. It’s an area that has a lot of questions that, without the correct answers, could have some serious implications. At GunBuilders.com, we are by no means providing this content on our website to serve as legal advice or legal counsel. We encourage each and every builder to perform their own research around their respective State laws as well as educating themselves on the Federal laws. When performing your own research, please be sure that you are getting your information from a reliable source.


The Full Guide to the AR-15 Bolt Carrier Group

The Full Guide to the AR-15 Bolt Carrier Group

Posted by Gun Builders Depot on Sep 13th 2019

Full auto! "M16 BCG". Staked gas keys - what does it all mean? Today, we're teaching you everything you could ever want to know about the AR-15 bolt carrier group. This guide will break down its functionality, how it works as part of the black rifle's gas system, what types of BCGs are out there, …

DISCLAIMER: If you are new to the world of DIY gun building, you likely have a lot of questions and rightfully so. It’s an area that has a lot of questions that, without the correct answers, could have some serious implications. At GunBuilders.com, we are by no means providing this content on our website to serve as legal advice or legal counsel. We encourage each and every builder to perform their own research around their respective State laws as well as educating themselves on the Federal laws. When performing your own research, please be sure that you are getting your information from a reliable source.


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