Analysis of the Rock River Arms 9mm System A good friend recently gave me an opportunity to borrow his 9mm AR upper so that I could figure out exactly how it work...
My favorite AR configurations Note that I don't have all of these configurations active at this time. Some of them are actually combinations that I thought were ...
Assembling an AR 15 Lower Receiver Because there are a number of things involved in assembling an AR 15 lower, I've chosen to keep each part as a distinct article...
Installing a B 15 Bullet Button on an AR 15 This style of magazine lock is no longer popular in California, but I still personally prefer it over most modern bull...
Installing the Sporting Conversions Maglock on an AR 15 Although modern California compliance technology has evolved long beyond this point, the Sporting Conversi...
Testing a Bullet Button for Failure Bullet buttons are a widespread and commonly used compliance device for AR 15's and similar rifles in California. The AR 15 b...
Installing an Accu Wedge Ever since I got into the AR 15 scene, I've seen a LOT of people expressing great concern about wanting their upper and lower receivers t...
Installing a Used Front Sight Base onto a New AR 15 Barrel This article is a work in progress. Check back soon for more information. Synopsis Century Arms has be...
Installing a Phase 5 Extended Bolt Release (EBR) See also: Installing the AR 15 Bolt Catch Assembly Whenever I read EBR, I think "Evil Black Rifle" a phrase whi...
Reviewing and Installing the DPMS Receiver Rug After my stuck primer experience, I've been keeping primer jams in mind when shooting my AR's. It's not like I cou...
Separated Primers in AR 15s There's a reason that military brass usually has crimped in primers. That reason, is that a primer floating around inside of your AR ...
308 AR Compatibility Chart There are several manufacturers of 308 caliber AR family rifles now. Most of them will interchange with one system or another, and it ...
AR 15 Buttstock Reference When dealing with the AR 15, some folks have issues with installing the buttstock. This article gives an overview of the way buttstocks...
Iron Sights for the AR 15 Platform The vast majority of AR rifles presently produced, do not come with built in sights. Instead, their upper receiver has a flat ...
Running an AR 15 in 22 Long Rifle See also: 223 Remington vs 5.56mm vs 22 Long Rifle. Conversion kits vs Dedicated Upper Fjold, of Calguns, brought up that the 2...
Alexander Arms 50 Beowulf See also: Reloading for 50 Beowulf Related discussion forum: http://www.50beowulf.com/ To answer the most frequently asked questions...
Alexander Arms 6.5mm Grendel * Alexander Arms is the primary source for 6.5 Grendel uppers. * Les Baer puts out uppers and complete rifles. * Sabre Defen...
About 6.8SPC on the AR 15 The 6.8SPC uses a different magazine (although I've heard of successful modification of 5.56mm mags for 6.8SPC, all attempts at this I'v...
AR 15s Chambered in 9mm See also: Analysis of a Rock River Arms 9mm upper Current production 9mm AR 15 Vendors * Bushmaster puts out a Carbon 15 based 9mm AR....
AR Platform Buffer Systems In conventional AR series weapons, the buffer system consists of three main parts and a detent for retention purposes. There are certa...
The "Range Safe Mag Lok", from Sporting Conversions Although this is by no means a new product, the Sporting Conversions magazine lock was the first popular AR 15...
Article by Sean Newton, photos by Mark Liu. This is a quick overview of the Fast Pull from Pro Defense. In the picture to the left, we see the collection of parts...