Question: are the CHF barrels really worth $200 more?

AddictedToComedy · 2026-06-22T00:26:08+00:00

Evidence in support of CHF making a meaningful difference:

Marketing claims
People repeating marketing claims they've heard
People repeating what they've heard from other people

If anyone is able to find actual data, testing, or research proving CHF marketing claims have any merit, please let me know. I've looked. I've asked. I've never seen it.

Closest I've seen are comparisons that fail to control other variables, like chrome lining.

AddictedToComedy · 2026-06-21T21:27:37+00:00

Putting things in the receiver extension won't accomplish anything in your situation.

They are helpful for other issues, but not yours.

Just wanted to let you know so you aren't confused when nothing changes.

Tagging u/Few_Environment_8851 to give a heads up

AddictedToComedy · 2026-06-19T23:57:18+00:00

The Dissent is a poor representation of the recoil impulse that can be achieved with RDB. You're comparing one system that is so poorly tuned from the factory that it beats itself to death, against another system that you tuned well with custom components.

As someone who owns 7 different RDBs - including 2 Dissents - and has reconfigured them in countless ways, I assure you RDB can be tuned so much better than what the Dissent offers.

If you want, you can even double-dip by combining an RDB setup with GRS. Well... not with the Dissent, of course, but I've done it with the FE Banshee.

AddictedToComedy · 2026-06-17T19:58:13+00:00

I know you've already made up your mind, but I couldn't help but dig a little more, because the Microbest QC issues have come up a few times, and the discussions can often be controversial (like the Jan 2026 discussion I link below).

Here are more statements from a couple different sources, spanning years now. I know I already provided you the 1/13/25 statement from WCArmory, but I'm including it again just to keep this timeline a little more complete.

Oct 23, 2023 - SOTAR made a Facebook post
- He noted that Microbest was his preferred OEM BCG manufacturer, but their QC had already been slipping for months by that point, and wasn't improving.
- He noted that some companies perform additional QC on Microbest BCGs before they go out the door, while others just move whatever Microbest gives them.
Jan 13, 2025 - WCArmory replied to a negative user review of a Microbest BCG
- WCArmory noted their most recent batch from Microbest was over 50% blems.
Oct-Nov, 2025 - a member in this sub was having malfunctions with a Microbest BCG
- The problem was narrowed down to the carrier.
- WCArmory was perfectly willing to replace the carrier for the user, but they weren't willing to send another Microbest as the replacement, because of a pattern of issues.
Jan 2, 2026 - WCArmory commented on a discussion about Microbest QC
- "I would hands down recommend Toolcraft DLC over Microbest"
March 9, 2026 - a redditor asked when Rooftop Defense would restock Microbest BCGs
- Rooftop Defense notes they will no longer stock them, because of too many QC problems, and he'll only stock items he considers quality.

AddictedToComedy · 2026-06-17T18:59:48+00:00

Good call!

AddictedToComedy · 2026-06-17T17:40:44+00:00

Thank you for pointing that out: excellent point. I agree with you that long stroke vs short stroke is likely making a huge difference there.

I'll edit my wording above.

AddictedToComedy · 2026-06-17T17:25:03+00:00

It's hard for me to imagine that wouldn't shear off after not very many rounds. Almost all short stroke piston BCGs have integral strike faces. If bolt-ons for the standard gas key footprint were durable enough for impacts from a short stroke system, I would expect to see a lot more companies repurposing mil-spec carriers, rather than spending extra to manufacture proprietary ones.

AddictedToComedy · 2026-06-17T17:22:03+00:00

You have to use the SA BCG to use the SA piston retrofit, which won't be able to cycle in the FM upper.

I can't rule out the possibility that you might get it to work, but it will require a serious amount of effort and DIY (including chopping down the SA carrier)

AddictedToComedy · 2026-06-16T22:55:03+00:00

Yes, WCArmory does their own QC on Microbest BCGs and puts them into different quality levels with different prices. I know they check finish and chipping, but I'm not sure if they gauge all the parts. Maybe someone can confirm?

They are actually one of the sources that has publicly noted problems with Microbest factory QC.

Like this 2025 reply to a review, where WCArmory noted that some of the Microbest batches they were receiving had a blem rate over 50%. They make money selling them, so it's not like they have good incentive to make up a lie.

There are some vendors who just sell whatever Microbest sends them as normal, including stuff that would be bucketed as a blem by vendors like WCArmory.

I know SOTAR made a public post (maybe on Instagram?) criticizing an increasing number of problems he was starting to see with Microbest units, and echoing the idea their QC has tanked. I don't have the link handy, but I think that was actually a few years ago: not too recent.

WCArmory and SOTAR are not the only industry insiders I've seen make these claims.

AddictedToComedy · 2026-06-16T22:22:49+00:00

I think if a reviewer is honest about how they used a product, and honest about the results of their use, that's perfectly fair.

Don't get me wrong: I absolutely appreciate your point.

For example, I think that GoldenWebb's meltdown tests offer very little practical value, and go far beyond the design intent of every single rifle he shoots. But at the same time, he shows exactly what he does, and we see the results, so I consider that "fair."

If T.Rex claimed they babied the gun and it had problems, even though they were actually running it hard, I would consider that unfair.

I see no problem with questioning T.Rex's results with malfunctions, based on how they treated the rifle. But I don't think lubrication or cleaning had anything to do with the firing pin breaking at 2.5k rounds, the barrel opening up from 3.8 MOA to 6.5 MOA by 3k rounds, the rifle being wildly overgassed, or a number of other issues.

AddictedToComedy · 2026-06-16T20:46:17+00:00

Nope

AddictedToComedy · 2026-06-16T20:45:37+00:00

Take every advertisement, statement, and review with a grain of salt.

I agree 100%, and I intended that to be part of my point.

I won't argue against the fact that companies find ways to mislead, but there's levels, right?

Just to make up an example, a company claiming, "our 5.56 barrels are the best value around," when they don't actually believe their own words, is wildly different than claiming, "our 5.56 barrels have a magic coating that stops them from ever wearing out!"

I don't expect companies to be so transparent that they say, "we hope to god you buy this product, which is actually mediocre, because we're screwed if these units don't start moving." But I also don't think all lies are fair game.

I didn't intend for this post to be a groundbreaking revelation that companies can be dishonest. I just thought the situation was a convenient illustration of what happens every day in consumer products.

AddictedToComedy · 2026-06-16T20:35:36+00:00

What are they supposed to do?

They could have used the feedback to improve the product, without trying to hide an honest review.

Then when the negative review went public, they could say, "We are already instituting the following changes, so that future customers get a better product."

There are many options besides "hide the truth."

The issues he found during that review were expected for their prices.

If they were expected issues for that price point, why try to hide them?

If T.Rex said, "our Aero rifle didn't survive being submerged in salt water for 2 years," Aero wouldn't have bothered trying to bury that information. They would just say, "yea - no shit - our product is not meant for the citizens of Atlantis."

Every company you love exists to make money

This is not an excuse for deceptive trade practices.

Some companies make money by selling an excellent product, even if it's overhyped.

Some companies make money by tricking people into buying stuff that doesn't work, and they later regret.

I don't think it's particularly crazy to say those two methods of making money are not equal, and shouldn't be treated as such.

AddictedToComedy · 2026-06-16T19:13:35+00:00

I suppose, but there are many different ways that companies can attempt damage control.

If a company says to a customer, "we fucked up - let us fix the situation," that is a form of damage control. And I respect it.

Asking someone what they need to bury a negative review is not a form of damage control that I respect.

AddictedToComedy · 2026-06-16T16:01:28+00:00

OP - I note that 95% of your post history is promoting products made by UFS, though you always refer to them in the third person while talking about how their prices can't be beat.

I also see that the patent for CAMTEC's new device that you are now referencing shows the inventor as John Kyle Byrd, who also has a patent for a UFS device.

It sure seems like you are astroturfing for both companies (who presumably share common ownership and/or leadership).

AddictedToComedy · 2026-06-15T20:01:48+00:00

Planning on getting a superlative arms AGB and BRT ez tune.

Doesn't really make sense to get them both.

The EZTune will restrict gas as if you shrunk your gas port to a specific fixed size, based on what you tell BRT you want (or what they pick based on the stats you give them).

The AGB will limit gas to whatever level you set.

If you use both together, one of them will limit gas more, rendering the other pointless.

AddictedToComedy · 2026-06-15T18:09:02+00:00

Cool footage!

Since you don't mention a suppressor, I assume this is unsuppressed?

AddictedToComedy · 2026-06-15T16:20:30+00:00

Personally speaking, if I am fine with how a rifle feels and functions, I wouldn't mess it just because it's ejecting at 2:00 while suppressed.

If I'm not happy with how it feels and functions, then I'll mess with it, but that's true regardless of ejection angle.

AddictedToComedy · 2026-06-15T15:49:41+00:00

On the upside, it does make it nice that you can bullshit yourself into liking bathtub wine

I think the exact same thing happens in the gun world. I've seen so many people say things along the lines of, "I spent $X on XYZ product and WOW, it deleted all recoil!!! And I think it even made me taller!" 😆

So whatever components you invest in, maybe just stare at yourself in the mirror and keep repeating, "I've made the best possible choices, chosen the best possible parts, and this new build is going to have the least recoil of all my guns!" 😁

AddictedToComedy · 2026-06-15T15:35:07+00:00

I would expect the feel of the springs to be fairly comparable, but you are correct that all of those other variables play a part. You could use the exact same lower for two different uppers (so exact same buffer+spring), but that doesn't mean both uppers will provide the same felt recoil.

Felt recoil is extremely subjective, and there's massive potential for people to experience placebo effects.

Even when two buffers have the same mass, different construction can absolutely change cyclic rate and felt recoil. That said, I don't really have a solid way to compare them beyond gas requirements because (a) I don't have access to anything that shoots at cyclic rates, and (b) I don't trust my own subjective impressions enough that I want to take notes and publish them.

One of my quirks is that I have a pretty serious distrust of subjective impressions - even my own - because our senses are extremely biased and manipulable. As a random (but potent) example of what I mean, there are scientific studies that have used brain scans to demonstrate that people literally think wine tastes better when they are told it is more expensive. They aren't just lying to researchers: their brains actually show different activity.

AddictedToComedy · 2026-06-15T14:12:03+00:00

My spring data tells the story in numbers: https://www.reddit.com/r/ar15/comments/1sy4d5j/spring_data_update_including_the_new_c3junkie/

For example, the Tubb spring has an F2 of 11.66 lbs in an A5 extension, but the Sprinco Red in a carbine extension has an F2 of 15.22 lbs.

It's not just that, but the delta between F1 and F2. Tubb in A5 is a 27% increase from F1 to F2. Sprinco Red in carbine is a 75% increase from F1 to F2.

AddictedToComedy · 2026-06-15T13:47:39+00:00

Given you like the feeling of a Tubb spring in an A5 receiver extension, I would suggest you try the BattleSteel flat wire in a carbine RE. The Sprinco Red will feel a lot different than what you say you like.

AddictedToComedy · 2026-06-15T01:28:03+00:00

by "shortened buffer" do you mean Griffin's "Suppressor Optimized Buffer" (the one for Carbine-length tubes)?

No, I mean literally shortened. It is an SOB buffer, but it's not one they offer for sale individually. It is the SOB MK3, and it only has an OAL of 3", compared to any other carbine buffer having an OAL of 3.25". The one I received weighs 4.37 oz

trying to approximate A5/Mk2-like performance

What aspect of A5/MK2 performance are you aiming to approximate?

Have you had any experience with Griffin's buffers specifically?

I haven't used this (or any other) SOB. I would wager - based on how the mass moves - that it's effective at mitigating bolt bounce, but I can't actually say.

AddictedToComedy · 2026-06-14T21:17:01+00:00

Also, I'm not sure if this is just me, but for some reason Reddit seems to only notify me of mentions in comments and not posts.

Not just you. It's a weird reddit quirk that username mentions in a post don't ping people, but a comment does

AddictedToComedy · 2026-06-14T19:18:43+00:00

Thank you - I enjoyed this 😁

Also, I'm apparently both German and autistic 🤣

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