For AR-MPR, I’m chasing a .5 – .75 MOA accuracy goal. Initially, I started with 3-shot groups when I function tested the rifle, but have upgraded the challenge to “consistent 5-shot groups at .5 – .75 MOA”. In order to track my progress, I’ve taken a hint from Paul over at http://accurateshooter.com – use the […]
Category: AR-MPR General
AR-MPR 1st Range Report – Unexpected Results
The mission for the first range trip with the AR-MPR rifle was to really do two things: First, it was about function checking the rifle. Second, it was about sighting in the Nikon Monarch 6-24x50mm riflescope. A third and less important goal was to see how accurate I could shoot this rifle based on […]
AR-MPR – Getting Ready for first range trip
Well, I’m pretty excited to be heading to the range to do the function check on the AR-MPR rifle, and get things sighted in. I’ve got a bunch of 20 round mags on loan, and all of the other accessories that I think I’ll need- but I’ll need ammo for sure. Why not break in […]
AR-MPR: Tool Inventory For AR-15 Build
I’ll be the first to admit it- I’m totally a “tool guy”. I typically get as much satisfaction out of the tools as I get spending time on the project that I’m using the tools for. I like tools- I like machinery- I like to fix and restore tools and machinery. I like to think […]
AR-MPR: Lower Assembly Parts List
In my last AR-MPR post, I gave an overview of the parts that will be used to assemble the AR-MPR upper assembly. In this post, we’ll take a look at the rest of the rifle- the lower assembly (OK, there’s also optics and accessories, we’ll but we’ll cover those later). I started this project with […]
AR-MPR – Upper Receiver Parts List
The AR-MPR Upper Assembly shown here during test fitting of components – Click here for larger view – Images Copyright 2010 Ultimate Reloader Before we actually start with the build process for the AR-MPR rifle, I want to post some information about the parts and tools that are required for such a build. In this […]
AR-MPR: Planning your AR-15 build
Planning an AR-15 build can be more than a bit overwhelming! In this video I’ll walk you through some of the high-level decisions that you’ll need to make in order to get your AR-15 plans underway. Did I miss anything important here? Please leave a comment if you have something to add. Next, we’ll take […]
AR-MPR: .223 Remington -vs- 5.56 NATO – What’s the skinny?
One of the first things people ask when it comes to the AR-15 platform is: “What exactly is the difference between .223 Remington and 5.56 NATO (5.56mm x 45mm), and why should I care?”. Here, I’ll give you the essential facts related to the differences between these cartridges and the corresponding chamber dimensions. This understanding […]
AR-MPR: Sponsor Highlight: Brownells
When I started to prepare for this project, I decided to reach out to partners in industry that could help me put this project together, and who are leaders in their area of business. I contacted Larry Weeks at Brownells and had a quick discussion with him about what I was going to do, and […]
AR-MPR: Goals and Timeline
Hey guys- I’m really looking forward to AR-MPR! I can’t wait to get this build under way, and I’m looking forward to the experiences that we’ll share. I just wanted to give you all more details regarding what this project is about, why I’m doing it, and how long it’s going to take. The seed […]
AR-MPR AR-15 Project Kick-Off
It’s official guys- we’re going to get up close and personal with the AR-15 here on ultimatereloader.com! This video will give you an overview of a long-term project I’ll be working on here on ultimatereloader which will include a complete from-scratch precision AR-15 build, .223/5.56 precision handloading processes, and finally mass production of .223/5.56 ammo […]



































































