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markserbu @UCAGPgVf1mJxSDuyNNj3Ch4A@youtube.com

211K subscribers - no pronouns :c

Hi, I'm Mark Serbu, lifelong gun nut, degreed mechanical eng


16:24
Delayed Blowback 10mm! (Re-Edit)
01:10
Delayed Blowback 10mm!
03:24
Pager Bombs! (re-edit)
02:27
Bushmaster Assault Rifle Teaser!
13:36
Rifling 5! (Re-edit 2)
26:08
MG 42 Parts Kit!
12:01
The Reising M50!
09:22
Vigneron!
11:18
Avidity Arms PD 10
21:38
Gun design musings from across the pond
21:29
Grease Gun Resurrection Part 1
19:22
RN-50 Barrel Test Gun!
17:13
TEC Pistol!
17:42
Beretta 418 Pistol
21:44
Stamping Again....Again!
14:46
30 Super Carry!
14:18
.50 BMG vs Termite Mound-Extended Version!!
05:56
3D Printing: Ender vs Bambu...sort of.
12:57
The RN-45!
09:21
The JLC-24 Rifle!
12:38
M12AR Shotgun!
01:14
M240 Action
01:38
Saturday Night Beer Video
17:06
1911 Madness!!
07:21
Mystery Semi-Auto .50 BMG
09:22
Almost Died!
03:22
Wildebeest Pistol!
03:29
Colt Huntsman High-Speed Video
07:03
Chronograph and the .45s
05:08
Tiny Tool!
01:53
1903 Winchester and LIVE STREAM!
04:55
Norway Gun - Part 2
12:59
Designing a Gun in Norway - Overview
00:36
Livestream from Sweden!
14:49
Watch Your Temper!
08:57
BFG-50A Gas System Oddity!
07:45
MAT-49 Parts Kit
12:16
Squib Load!
04:10
Mystery Bolt!
10:11
Carbine Madness!
34:35
E-Bike Review!
03:20
Semi Auto Revolver?
10:53
Diabolus - Yet Another Look!
17:33
Stamping - Again!
21:42
Springs!
14:10
Kentucky Ballistics Breaks Another RN-50!
05:20
My Most Dangerous Video!
02:12
Monterey Park Shooting
12:48
The Canadian!
05:42
BUTT-MASTER: Conspiracy and Physics
04:41
BUTT-MASTER on TV!
09:40
.50 BMG Micro!
13:08
The Butt-Master!
35:23
22-Year-Old BFG-50!
11:41
FAILS, Nov. 2022
22:39
CAD, 3D Printing and Other Gun Designer Musings
02:00
Herring Mod. 2024 LEVER ACTION RIFLE!!
10:28
RN-50 vs C4 AFTERMATH!
06:49
RN 50 vs C4!!!
05:43
RN 50 Caliber Change