- Install quad rail handguards carbine install#
- Install quad rail handguards carbine skin#
- Install quad rail handguards carbine pro#
With your gas block properly installed, you’ll slide the handguard over the barrel and gas block, seating it against the receiver. Reinstall your gas block and make sure to check its alignment.įor help installing your gas block, check out our article here. They can make a huge difference in the final product.
![install quad rail handguards carbine install quad rail handguards carbine](https://i.pinimg.com/originals/df/7f/d2/df7fd2413aaaf526619aa06a5c5b1a9f.jpg)
With your barrel nut properly greased and torqued, the next step is installing your gas block and then your handguard.Īgain, there are some small details here that often get missed.
Install quad rail handguards carbine pro#
Pro tip: Read the instructions from the manufacturer on the appropriate torque value. This can range from 30- to 80-foot-pounds of torque depending on the barrel nut. Using a torque wrench, tighten to your final value. Torquing barrel nutĪfter three to five low torque value tightenings, you will hand tighten the barrel nut. Using your armorer’s wrench or a barrel nut wrench that came with your handguard, apply some torque, back it off to loosen, and repeat this a few times to season the threads. With the spine built into the URR, it allows for proper torque without much risk of damaging your barrel index pin or receiver.
![install quad rail handguards carbine install quad rail handguards carbine](https://judgeme.imgix.net/AT3%20Tactical/1544084109__0__443__1516982266__20180125_212835__original__original.jpg)
Stick to the proper agent, as Aeroshell is readily available.
![install quad rail handguards carbine install quad rail handguards carbine](https://www.combathunting.com/img-VMARKMCE.gif)
Many anti-seize agents contain graphite which is counter-intuitive to what we are trying to do here as graphite can promote galvanic corrosion. One further note: There is a difference between Aeroshell 33MS/Aeroshell 64 and anti-seize, such as that for ball-bearings or Permatex. Now, depending on the area of the world you are in, this may not be much of an issue here in the Nevada desert, it isn’t a huge risk, but I’d rather be safe. Galvanic corrosion can occur when two different metals are in contact, and an electrolyte causes one to corrode in preference to the other. Aeroshellįirst, the torque values given here are wet values, meaning they need some sort of lubrication to properly achieve those numbers.Įqually as important are fighting galvanic corrosion and making sure the barrel nut doesn’t seize over time. The use of Aeroshell is one detail that is often overlooked.
Install quad rail handguards carbine install#
Once the parts are degreased and have dried, install your barrel.Īpply some Aeroshell 33MS/Aeroshell 64 to the receiver threads and the barrel nut threads. Step 2: Install Barrel & Apply Aeroshell 33MS/Aeroshell 64
Install quad rail handguards carbine skin#
I will note that wearing some sort of latex or synthetic gloves will help to prevent more oil from your skin from corrupting your work. If the barrel installs without any heat needed, remove it, and degrease the receiver threads and the barrel nut for your handguard. As such, I wait until after I test fit before degreasing. This may require some thermal fitting, depending on the brands you use. So, let’s start off right by test fitting your barrel into the receiver. The first steps of an install will be the foundation for success. Installing a New Handguard Step 1: Test Fit Barrel Then make sure everything is properly cleaned and degreased. If you opt for a clamp-on style block, use a hex key to loosen the set screws.įinally, remove the original barrel nut with an armorer’s wrench. If it has tapered pins, you’ll need to go ahead and drive them out. From here, take a look at the front sight gas block. You’ll need to tap out the gas tube roll pin with a #2 pin punch. Step 3: Remove Muzzle Device, Gas Block & Barrel NutĬontinue the disassembly process by removing any existing muzzle device and hardware, gas block, and barrel nut.
![install quad rail handguards carbine install quad rail handguards carbine](https://judgeme.imgix.net/AT3%20Tactical/1546834403__36AEB425-112F-4309-AD6B-84E34A92FC6A__original.jpeg)
To make the installation process easier, go ahead and remove the lower receiver and set it aside.įrom here, you can use a vise grip to clamp down on the upper receiver. You’ll need to first remove the existing handguard with a handguard removal tool. Regardless of which handguard you choose, you gotta remove the old one from your AR. However, if you’ve already got a handguard in place that you need to swap out, start here. If you are starting fresh with no handguard, then skip on down to installing your handguard. Removing Existing Handguard & Hardware Step 1: Take Off Old Handguard Midwest Industries Upper Receiver Rod – makes life easierįor more parts and tools you might want to have for future tweaks and builds, head over to our AR-15 Parts & Tools List.Upper Vise Block – protects your upper from marring or scratching.Hex Key Set(for Clamp-On Style Gas Blocks).There are a few key tools you’ll need on hand to install your handguard.