Recent Entries

• The Best Reasons to Invest in an AR15 Muzzle Brake

  by MCS Gearup Sep 23

  Chances are if you bought an AR15, it came with a flash hider. Chances are also if you built an AR15 with either a build kit or an assembled upper, it also came with a flash hider.  The thing about a flash hider is that they offer severely limited utility to an operator. Yes, it will obstruct ...
• Why a 5.56 Upper Might Still Be a Great Choice for Your Build

  by MCS Gearup Sep 22

  Modern AR builders have tons of cartridges at their disposal and no longer need to stick with standards like .223 or 5.56 for their builds. Long-range shooters will appreciate 6.5 Creedmoor, those that love behemoth cartridges have .50 Beowulf to work with, and there are other options like .300 BLK ...
• What Comes with an AR15 Upper Build Kit?

  by MCS Gearup Sep 17

  Most modern firearms have a component called a receiver to which all other major parts, including the action, barrel, stock and trigger assembly attach. That is why it is called a receiver; it “receives” all the other parts.  That being said, modern sporting rifles, like AR15 rifle...
• 2 Reasons to Get a Pistol Conversion Kit (That You Didn’t Think of)

  by MCS Gearup Sep 3

  Some pistol conversion kits, like CAA MCK micro conversion kits, are easy to use and compatible with a wide range of handguns.  They can also overhaul the handling and performance of your favorite handgun. They are expandable, versatile, and improve handling and accuracy, especially for t...
• What You Need to Know About the MCK EVO

  by MCS Gearup Sep 2

  You may be familiar with the benefits of most other micro conversion kits, also known as MCKs, but if you aren’t, or haven’t heard of the MCK EVO, it’s time to change that. These micro conversion kits offer all of the benefits of other MCKs on top of some unique upgrades. Here...
• Salient Arguments in Favor of a .300 Blackout Build Kit

  by MCS Gearup Aug 27

  The .300 BLK cartridge is a great alternative to 5.56, and one that will let you use many of the same parts with a 5.56 rifle in the build. That being said, it also offers numerous advantages over 5.56 just from a standpoint of performance.  Here are some of the best reasons that a .300 ...
• The Value an AR15 Upper Build Kit Can Offer

  by MCS Gearup Aug 19

  As a shooter, if you want a new gun, you have basically two options. You can go to a gun shop and buy one off the rack, or you can build your own.  Now, if you’re looking for a sporting rifle, one option at your disposal is to start the project with an AR15 upper build kit. If you&...