What's the barrel on top for? Sight for aiming? Part of

That's where the accuracy goblins live

It's the recoil mechanism.

The gun is attached to a pneumatic piston that then transfers the recoil to the mounting.

where else are you spose to paint "US ARMY"

>>31991708
lol

"U.S ARMY"

i think they missed a period there

>>31991643
targetting computer

>>31991715
>missed a period
never tell a soldier that, he'll deny he ever had sex with it

>>31991715
Well it is the Army after all.

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>>31991643
i swear to god our humor threads are 80% shit but god forbid you ask someone about anything at all and everyone remembers they have a sense of humor

File: 1461292125977.png (177KB, 664x520px) Image search: [Google]

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>>31992809
its almost as if humor threads are utter cancer

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>>31991643
Hydraulic recoil system
>like picattached but upsidedown