Again the ATF is targeting pistol stabilizing braces. The ATF published a list of "factoring criteria" for determining whether or not your AR-15 pistol is considered an illegal SBR rifle. If you lot want to go along enjoying your AR pistol with any accessories you desire, then it's time to legally convert it into an SBR rifle by registering it as an NFA gun. Just Information technology'due south not as hard as you think.

Yous can use this blog post to guide y'all whether you lot want to convert an AR pistol or build an AR-type SBR rifle from scratch. The steps are too the same whether you're using an fourscore% lower or a stripped lower receiver you bought from an FFL.

The following 7 steps volition cut through all the confusion and point you in the right direction of converting your AR pistol into a legally registered SBR rifle.

Maxim Defense

Converting an AR Pistol to an SBR Rifle in 7 Steps

Plan Your Upgrade to an SBR Rifle

Since y'all need some information nearly your AR pistol to SBR rifle conversion for the Form 1 application, information technology makes sense to commencement ownership the parts required for your rifle before y'all complete the ATF application. Fifty-fifty with the ATF's looming pistol brace ban, AR pistols will still exist legal to own equally long equally you come across their criteria, which includes non being able to install a caryatid on your buffer tube.

The overall length of your SBR rifle is calculated past measuring from the tip of the muzzle to the finish of the stock with the stock at full extension. Although you can change the overall length later, you withal need to study your SBR rifle length on the Grade 1 application. This is why it's important to get your parts figured out earlier submitting the awarding. The ATF recommends estimating the overall length since you lot can't technically assemble your SBR for measurement without your application being approved.

Create an EForms Account with the ATF

ATF EForms Registration

Once you create an EForms business relationship, you lot can start the process of seeking approval to catechumen your AR pistol to an SBR rifle.

Submit Your Course ane Awarding to the ATF

When you log in, you'll exist brought to a dashboard with a horizontal scroll bar and a series of forms at the top-center of the page. drag the roll bar to the correct until you find the green icon labeled "Form 1 ATF F 5320.ane". This is the application you must make full out for your SBR.

ATF Form 1 Application

Submit Two Sets of FD-258 Fingerprint Cards

Two sets of FD-258 fingerprint cards need to be included with your Grade 1 application by mailing them to the ATF. Ordering cards from the FBI will accept approximately one to 2 weeks for processing and shipping. You can purchase an FD-258 fingerprinting kit from Amazon, and get them much quicker. The kit comes with ink and five cards.

FD-258 Fingerprint Kit

After you submit your Form i application, you'll receive an email from the ATF notifying you that your awarding is in a "PENDING Enquiry" status. During this fourth dimension, the application is existence reviewed by the ATF. One time the application has been reviewed past the ATF and they make up one's mind that the information has been entered online correctly, your application will get into a "PROCESSING" status.

When this happens, you'll receive a second email with a letter attached. That letter has instructions for mailing your fingerprint cards in. You must post ii sets of prints with this letter to the address provided in the letter. On boilerplate, people are receiving the letter's within 5 to xv days of applications being submitted.

Patiently Wait on the ATF for Approval

Once you've mailed your fingerprints, you'll need to look between 30 to ninety days for your SBR awarding to be approved, although many have seen their Class 1's come dorsum within 30 days.  Once approved, the ATF will email you a tertiary fourth dimension. This email will incorporate a re-create of your tax stamp, which you lot should impress multiple copies of. Keep one with your SBR rifle, keep one in your gun safety, and one within your vehicle.

Ensure that the Lower Receiver is Engraved

All NFA guns crave a serial number, simply this doesn't mean you can't use an 80% lower for your SBR burglarize. You lot get to make upwards your own serial number and accept it engraved on the lxxx% lower receiver yous made.  If y'all're in the 80% lower group, hither is what'south going to need to be engraved on the firearm.

  • Manufacturer
  • Location
  • Model
  • Caliber
  • Series Number

SBR engraving

Engraving must be at least .003" min depth and 1/16" min impress size. The lower receiver is the almost pop location because whatever changes to the other components would not crave the engraving to be repeated.

If you lot purchased a firearm through an FFL, then the manufacturer already has everything engraved on it that'south needed, so there is nothing you demand to practise.

Swap out Your AR Pistol Brace for an SBR Stock

With approval and engraving requirements met, you can now legally convert your AR pistol into an SBR burglarize by installing your stock, or otherwise completing your build if yous haven't already. Y'all can even merely go along your existing AR pistol caryatid installed if you want to since yous're legal either fashion at this point.

A great selection for a new SBR rifle stock is the Maxim Defense CQB stock. The Maxim Defense force CQB Stock is a durable, comfy, and compact stock that is made for real-world utilise.  The Maxim CQB Stock weighs in at but eighteen.59 ounces and is made of 7075 Aluminum Alloy with smartly placed QD mounts. At its most complanate position, this CQB stock only adds five.35" to your AR15. At full extension (x″), the Maxim CQB stock is the length of an extended carbine stock. And with 4 total positions, you lot tin can adjust for maximum comfort and multiple scenarios.

The Maxim Defense CQB Stock is not built to be a safety queen, it's made to be used.

Maxim Defense PDX

Related Articles:

  • AR Pistol Brace Buyers Guide | Everything Y'all Should Know Before Buying
  • Build Your First SBR Legally
  • The Difference Between an AR-15 Pistol and a Short Barrel Rifle (SBR)

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