Blowback9

[32] 9mm AR "Gentle Recoil System" - No More Snappy Recoil! AR9

This is the Gentle Recoil System I came up with after experimenting and studying the 9mm AR simple blowback system, and it ...

9:55

[32] 9mm AR "Gentle Recoil System" - No More Snappy Recoil! AR9

62,788 views

3 years ago

Blowback9

[25] Gentle Recoil 9mm AR bolt bounce test

Slow motion video of the most gentle recoiling 9mm AR (simple blowback) I've ever experienced. I developed this combination of ...

0:11

[25] Gentle Recoil 9mm AR bolt bounce test

9,293 views

3 years ago

Blowback9

[15] 9mm AR Bolt Bounce Testing - Solid Buffer vs Moving Weights - 1000fps slow-mo

Slow motion video bolt bounce testing showing the difference between using a cheap solid buffer vs. a buffer with internal moving ...

0:48

[15] 9mm AR Bolt Bounce Testing - Solid Buffer vs Moving Weights - 1000fps slow-mo

20,043 views

3 years ago

Blowback9

[35] KAK K-SPEC PCC buffer - does it actually reduce felt recoil in a 9mm AR / AR9?

FORGOT TO MENTION: Oil/lube the buffer! Phosphated parts need oil and it helps keep the spring from snagging/binding on the ...

10:10

[35] KAK K-SPEC PCC buffer - does it actually reduce felt recoil in a 9mm AR / AR9?

32,940 views

2 years ago

Blowback9

[165] 9mm AR FRT - Even easier! FM Foldyboi Lower, FM Upper, Atrius FRS

Shoutout to Michael & Izzy! Full speed firing: ...

6:15

[165] 9mm AR FRT - Even easier! FM Foldyboi Lower, FM Upper, Atrius FRS

13,372 views

3 months ago

Blowback9

[149] Why is the 9mm AR so abusive to parts? Bolt velocity is much higher than predicted!

9mm bolt velocity is much higher than the math predicted. No wonder it's always been said the 9mm AR is "abusive" to the parts ...

8:08

[149] Why is the 9mm AR so abusive to parts? Bolt velocity is much higher than predicted!

5,005 views

11 months ago

Blowback9

[174] Tromix 9mm deadblow AR buffer: 9.5oz. Slo-mo vid testing. (Does use tungsten - see desc.)

Tromix has let me know that there IS a pair of non-moving tungsten weights inside the 9mm buffer to add mass, which explains the ...

9:52

[174] Tromix 9mm deadblow AR buffer: 9.5oz. Slo-mo vid testing. (Does use tungsten - see desc.)

4,727 views

10 days ago

Blowback9

[161] All deadblow buffers are adjustable! Here's how.

Adjusting the weight of a 9mm deadblow buffer. YouTube Compliance: This video is not sponsored and does not contain paid ...

5:29

[161] All deadblow buffers are adjustable! Here's how.

4,099 views

5 months ago

Blowback9

[52] Use a standard AR upper for 9mm? Plus, Colt mag drop-free fix - it could be the upper!

Can you use a standard AR upper receiver to build a 9mm upper? What to do if a Colt mag doesn't drop free - upper receiver test ...

5:14

[52] Use a standard AR upper for 9mm? Plus, Colt mag drop-free fix - it could be the upper!

4,473 views

2 years ago

Blowback9

[55] New 9mm AR Mistake - test firing and snap caps!

Common mistake with a new or newly built 9mm AR, and why snap caps are not good for testing! I wear ear plugs, or muffs, ...

5:16

[55] New 9mm AR Mistake - test firing and snap caps!

2,022 views

2 years ago

Blowback9

[68] Good results! KAK K-SPEC A5 Gentle Recoil System vs Original GRS. AR9/9mm AR

Wait, what?? A K-SPEC Gentle Recoil System? Comparing the 9.5oz. K-SPEC KAK Industries buffer + 1 Kynshot spacer weight in ...

3:19

[68] Good results! KAK K-SPEC A5 Gentle Recoil System vs Original GRS. AR9/9mm AR

6,749 views

2 years ago

Blowback9

[150] Super Safety in a 9mm AR. Possible best parts for success.

Super Safety Cheat Sheet: https://blowback9.wordpress.com/2025/08/03/sscs/ What I found while getting a SS to work in a 9mm ...

22:43

[150] Super Safety in a 9mm AR. Possible best parts for success.

75,026 views

9 months ago

Blowback9

How the Law Tactical folder works when used on a 9mm AR. I wear ear plugs, or muffs, or both, in every shooting video.

9:27

[54] Law Tactical Folder on a 9mm AR

15,017 views

2 years ago

Blowback9

[168] High Speed Vid.: KVP 10oz. buffer has changed. Bolt bounce?

With the cost of tungsten, Kaw Valley Precision has changed their 10oz. buffer to only use 3 internal tungsten weights instead of 4.

5:29

[168] High Speed Vid.: KVP 10oz. buffer has changed. Bolt bounce?

3,663 views

2 months ago

Blowback9

[153] KVP 10oz. 9mm buffer causing LRBHO issues? Check this!

The KVP 10oz. buffer is a very good 9mm buffer, but it may be a little longer than the de-facto standard 4" OAL for a 9mm buffer.

5:22

[153] KVP 10oz. 9mm buffer causing LRBHO issues? Check this!

5,290 views

7 months ago

Blowback9

[40] Which 9mm AR Bolt? The AR9 blowback bolt I choose and why.

Taking a look at the various 9mm AR bolts I own, the ones I choose over all the rest, and why. Comparing Alpha Shooting Sports, ...

10:21

[40] Which 9mm AR Bolt? The AR9 blowback bolt I choose and why.

38,110 views

2 years ago

Blowback9

[30] Maxim drop-in Roller Delay "RDB" for 9mm AR - My observations, slowmo and shooting. (re-upload)

Re-upload due to incorrect measurements - corrected. The Maxim RDB system is a roller delayed drop-in system for the 9mm AR.

8:28

[30] Maxim drop-in Roller Delay "RDB" for 9mm AR - My observations, slowmo and shooting. (re-upload)

28,707 views

3 years ago

Blowback9

[172] Tech: KAK Dead Blow Carrier Insert in a 9mm bolt: Will it work?

Looking at the KAK Industries dead blow carrier insert for the AR-15 bolt - can it work in a 9mm bolt? It may, but it's not just drop-in ...

9:43

[172] Tech: KAK Dead Blow Carrier Insert in a 9mm bolt: Will it work?

4,484 views

2 weeks ago

Blowback9

[73] KAK Ind. Mini-Milspec Buffer Tube on a 9mm AR + 1000 FPS bolt bounce check.

I am NOT sponsored and do not receive any income from my site or channel. I bought (with my own money) a KAK Mini Milspec ...

15:10

[73] KAK Ind. Mini-Milspec Buffer Tube on a 9mm AR + 1000 FPS bolt bounce check.

17,446 views

1 year ago

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