gumptionman's channel
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1-10 of 12-
Speeches Gone Wrong
gumptionman
996 views
This is the second film in the Adventures of Stoney and Adam, made for the Adams Arms video contest. I had fun making them and I really love their piston systems.
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Bad Day at the Range
gumptionman
1,605 views
This video was made for the Adams Arms Video competition. I am a big fan of their piston systems and thought it would be fun to make a few videos.
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AR15 .223 Pistol Package.
gumptionman
18,610 views
just showing off the descret ar15 pistol and its pelican case.
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64 rounds go to heaven
gumptionman
2,377 views
Just a quick 9mm ar15 shoulder bumpfire with two 32 round pro mags.
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9mm ar15 bumpfire cam
gumptionman
2,215 views
Just thought I'd Ducktape my camera to my 9mm ar15 pistol and bumpfire it. Makes you feel like your playing a video game. Hope you like it.
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40 round mag test
gumptionman
1,092 views
In this video I'm just testing a magazine that has never worked for me in the past. I added a magpul follower and a little extra piece of an old magazine spring to make it ...
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Boom to Bummpfire
gumptionman
439 views
My Buddy shooting a broken can of tannerite and getting a small explosion, when all of the sudden he transforms into an idiot. Then he bumpfires the rest of the magazine, w...
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bumpfire with pierced primer
gumptionman
2,239 views
I was practicing my .223 bumpfiring from the shoulder when I got a doublefeed, which turned out to be a pierced primer. The primer bled through into the firing pin hole, fu...
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first time shoulder bumpfire 9mm ar15
gumptionman
12,362 views
My buddy bumpfiring my 9mm ar15 pistol from the shoulder, for the first time. he did really good for his first try.
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bumpfiring 9mm ar15 from the shoulder
gumptionman
1,963 views
just me bumpfiring my 9mm ar15 pistol I built, in the desert. I've found that for some reason this gun seems to love the cheap plastic promag magazines and not the steel c...
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