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Magpul Industries UBR Gen2 Collapsible AR15/AR10 Carbine Stock
$199.95 $184.95 Save $15.00
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Most Helpful Positive Review Great Stock
I am very pleased with the stock. The build quality is amazing with little to no movement when locked in position. Be aware that this stock is heavy! I knew it was based on other reviews and that was fine with me as using it with a 20" inch build that will be on a bipod most of the time going for di...
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Most Helpful Negative Review go with a rifle stock.
this thing is nice. but it is heavy as heck and the storage is tiny. the magpul rifle stock is way better and way lighter and has tons more storage and is like 65 bucks.if you absolutey have to have adjust-ability and don't mind a brick on the back of your gun. get it for baller status.
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Fantastic stock for a 3-position rifle

by JD, Verified Owner from OH, United States Written on May 27, 2026
Setup an AR-22 for shooting CMP Rimfire Sporter matches Tactical Class. This stock is as everyone says, the bees knees, for AR based match rifles for this or Service Rifle Competitions.
Pros:
  • Rock solid in any position
Cons:
  • none other than price but worth it !!!
Best Used for:
  • Match rifles.
Would recommend: Yes
Was it helpful to you? Yes | No

this stock is G2G

by Big D, from NC, United States Written on March 3, 2026
Installed on a POF 308 Renegade. UBR ODG is an exact match w/ the gun’s factory ODG color. I love that it’s lighter & cheaper than the original, huge plus. Super easy to install, & even paired it w/ law tactical folder for storage, transport & extra length of pull. I didn’t have to modify the stock or folder. No issue w/ OP, solid timeframe on getting it out & to my door. Zero complaints on the product or OP.
Would recommend: Yes
Was it helpful to you? Yes | No

UBR stock gen1 and gen 2

by SuperDave, from GA, United States Written on February 14, 2026
I first put a gen 1 UBR on a DDM4v5 for n 2015 I think it was. Great stock . It balances your gun out great. This time I put a UBR gen 2 on a custom built Ballistic Advantage 10.3 inch 300 blk. What an awesome gun!! The gen 2 is a little lighter than the gen 1 but it works great! I run a captured recoil spring for easy tuning and the stock works great at balancing the rifle out with a silencer attached on the front!! No spring noise from the buffer tube!!!! Love it great product tough as nails!!
Pros:
  • Adds a little weight to the rear
Cons:
  • Adds weight
Best Used for:
  • Fast moving run and gun shooting style not shooting off a bench
Would recommend: Yes
Was it helpful to you? Yes | No

Excellent overall, literally not as heavy as people imagine, a couple tweaks I'd make in gen 3 for 5

by Lazarus, from MI, United States Written on December 6, 2025
Overall, for my needs on my general purpose AR, this is an excellent stock.

First, the weight: It's NOT heavy. People IMAGINE it is when they read it weighs 24 oz while not taking into account that this weight includes the receiver extension, and then compare it directly to a B5 Bravo or Sopmod, without considering the buffer tube. It's not more than 4 oz heavier than an A2 stock and rifle length extension, or the Magpul rifle stock and extension, if you consider the buffer tube/receiver extension being built in to the UBRg2. It's not significantly heavier overall than a SOPMOD stock on an A5 extension. If you compare weight honestly to other complete systems and not just the UBR system next to a bare stock, you'll find a difference of mere ounces. In the world of barrel-heavy AR carbines, a few ounces in the trunk only helps the weapon. It's the hidden reason why so many prefer fixed stocks in the first place, and that's that they're solid and they feel more balanced on the weapon.

Solid and balanced, with adjustability, that's what the UBR gen 2 brings to the table. I run mine behind a medium contour barrel and one of the lightest handguards on the market, and my gun balances perfectly on the center of the magwell, where I like it. It's over 9 lbs fully loaded, but it doesn't feel it at all. All the weight is at the back between my arms, right in the cradle. With my hybrid comp doing it's job, and my recoil system tuned, an exaggerated/extended C-Clamp grip isn't required...
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Pros:
  • great for the right gun in the right hands for the right application
Cons:
  • potentially problematic for larger framed upright shooters
Best Used for:
  • anywhere you'd use a fixed stock
Would recommend: Yes
Was it helpful to you? Yes | No

Looks and Utility

by JE, Verified Owner from AR, United States Written on September 30, 2025
Installed this on my AR308, and it made a huge difference in the shooting experience. The weight helped balance the rifle. The installation of the stock was a breeze. Would 100% buy again
Pros:
  • Durability
  • Comfort
  • Function
Cons:
  • None
Best Used for:
  • hunting
  • Precicion target shooting
Would recommend: Yes
Was it helpful to you? Yes | No

The UBR is great

by Nate, Verified Owner from NC, United States Written on August 26, 2025
I really like the Magpul UBR stocks, I have several now. Can install on either AR15 or AR10 variants. Comes with all the tooling and spacers needed for installation. Feels solid, more ridged than the standard AR stocks. Has a pocket for storage of small spare parts, easily change to left or right ooening, or remove it altogether. Can add a thicker shoulder pad for the bigger calibers. This is probably not the last one I purchase.
Would recommend: Yes
Was it helpful to you? Yes | No

Magpul UBR Gen2

by MAC, Verified Owner from NC, United States Written on July 2, 2025
Great product. Noticeably lighter than its predecessor. Locks up with zero play.
Would recommend: Yes
Was it helpful to you? Yes | No

Works on POF Revolution Piston Rifle

by Andy, Verified Owner from PA, United States Written on July 1, 2025
Bought this for my POF Revolution chambered in .308. It installed perfectly, despite the fact that this rifle comes with a proprietary buffer tube. Apparently the internal length of the stock buffer tube and the Magpul UBR buffer tube are both 7.75", so I suspect it will cycle flawlessly, although I haven't fired it with the UBR installed just yet...
Would recommend: Yes
Was it helpful to you? Yes | No

Flawless!!

by MadWilly, Verified Owner from OK, United States Written on May 24, 2025
By far the best collapsible stock I have ever used.
Would recommend: Yes
Was it helpful to you? Yes | No

Perfect stock

by john36, Verified Owner from CA, United States Written on April 30, 2025
For my high power AR, this stock is perfect. The adjustability and quality is as expected from a great company like magpul.
Would recommend: Yes
Was it helpful to you? Yes | No
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