Adams Arms Is Coming Back

Zac K
by Zac K

Adams Arms is reportedly going to make another comeback under new ownership. According to a pop-up on the Adams Arms website, they’ve been bought by Alexandria Pro-Fab, offering Adams Arms products through the Alexandria website while they prep the defunct company’s re-launch in the second quarter of 2025.


Adams Arms @ TFB:

The Piston-Driven Option

Adams Arms was up to all sorts of interesting things over the years, but they were best known for their piston-driven AR designs. Adams had complete rifles you could buy or drop-in kits that would convert your direct impingement AR rifle into a piston-driven rifle. They sold other AR components as well as Glock-pattern and AR-style pistols. As with any company, user experience with their products will vary, but they seemed to have plenty of satisfied customers if you are to believe what’s posted on the Interwebz.

Adams Arms sold drop-in piston kits for AR rifles. [Adams Arms]

Here at TFB, we ran a review of their mid-length upper receiver a while back, and Nathan S was very happy with its performance; see his write-up here.


Unfortunately, their products weren’t always easy to find because the past few years have had some instability for Adams Arms. In 2019, they got new owners and moved to Florida; in 2024, they went out of business. Now, in 2025, they’re making a comeback.

Adams also sold fully completed rifles or the parts to build your own. [Adams Arms]

Some changes

One big difference for the reborn company is that Alexandria Pro-Fab is based in Minnesota. They make AR-pattern components already, with about 80 employees. They’ve been making firearms parts, including bolt carriers, receivers and handguards, for other manufacturers as a third-party factory since 2008. Going back further, they have been in business since 1976, so they know how to stay afloat through good times and bad.


Since they bought Adams Arms’ old inventory, they have parts for sale immediately. See them offered at Alexandria Pro-Fab’s website here.

Zac K
Zac K

Professional hoser with fudd-ish leanings.

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  • I prefer Piston ARs to DI ARs, so it's good to hear Adams Arms is back in biz.

    • See 1 previous
    • Wolfgar Wolfgar Yesterday

      The AR is a piston and not a DI lol. It is an internal piston. Big difference between a DI and piston.

  • Ric138507862 Ric138507862 3 days ago

    John Adams had a great company and innovative products. He moved on to Syrac and continued that work. The Syrac piston spring design was an improvement over the AA design that had fewer wear failures. Hopefully ProFab learns from that.


    I visited the AA plant in Florida and worked with some of the engineers on some of my own projects using AA parts, all SBRs and all with suppressor. I was able to shoot a full auto M4 that AA was producing on contract using their piston and it ran like a champ. The facility was very modern and clean with all the CNC machine booths encased and churning out high quality parts.

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