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Metro gun
Posted: Sun May 15, 2011 10:01 am
by The_Guerilla_Guy
Hi guys,
I've been searching for airguns lately and found this piece from MEtro 2033 (great game btw)
I wonder if any of you has an idea how i could rebuild this beauty in RL?
greets
Posted: Sun May 15, 2011 10:11 am
by Gaderelguitarist
Yes, I have a few ideas of how this couls be built in real life.
Posted: Sun May 15, 2011 10:11 am
by qwerty
Nice looking gun. It shouldn't be too hard to replicate. Cut out the stock and foregrip mount the chamber in place with a ball valve going up to a coaxail piston valve. Pilot could be a blowgun or something like that Not sure about the pump. It wouldn't work properly as the pump chamber is too wide and short.
Posted: Sun May 15, 2011 10:23 am
by Crna Legija
make the stock out of wood you can use a fire extinguisher for the tank, and a inline hammer valve if you want it semi if not just a colax.
for the pump buy a shocky and dress it up to look the that one, because that one will give low pressure high volume. you could use it to top off the bit tank not for the first fill tho
a good coat of paint and little bits off random metal screwed should look nice
Posted: Sun May 15, 2011 10:24 am
by The_Guerilla_Guy
Thanks Qwerty, nice idea, only I think I wont use a coaxial, as there is no proper way (at least none I know of) to integrate a magazine later on. I will think about this for a while, so keep the ideas coming.
Are there any blowguns that can withstand higher pressures but are not as bulky as pressure washer handles?
Edit: just saw the post from CRNA:
Nice idea, I love inlines, but have struggled on getting a nice and compact one. I will see what I can find
Posted: Sun May 15, 2011 10:51 am
by clemsonguy1125
A 1/4 QEV could also be used, simple and easy.
Posted: Sun May 15, 2011 3:40 pm
by jackssmirkingrevenge
Sexy! Most "complete" spudguns look like that without even trying to.
This one springs to mind
Posted: Mon May 16, 2011 1:34 pm
by The_Guerilla_Guy
Ahh, finally JSR's jumping into the action
Thats a nice gun also, like you said in the comments it looks way like a post-ap gun. I like
On a related note: are there some Blowguns that can withstand pressures above 20 BAR or so?
Posted: Mon May 16, 2011 1:58 pm
by saefroch
There may be some, but you probably wouldn't want to use one, because the pressure inside the valve would make it incredibly difficult to open, and probably ruin any increased comfort from the valve style.
Posted: Mon May 16, 2011 2:11 pm
by Labtecpower
don't forget
this one, I still love it
For my new gun design I still have to choose for a full machined, flat black gun, or a sort of "rat-gun".
Posted: Tue May 17, 2011 6:34 am
by jackssmirkingrevenge
Ahh, finally JSR's jumping into the action
I have a weakness for this "look"
On a related note: are there some Blowguns that can withstand pressures above 20 BAR or so
In my experience, "normal" metal shop blowguns are fine to just over 30 bar without leaking or blowing up, I've used them at this pressure many times without incident though as saefroch pointed out they are rather harder to open. If you have higher safety standards however, you might want to consider a pressure washer gun.
Labtecpower wrote:For my new gun design I still have to choose for a full machined, flat black gun, or a sort of "rat-gun".
I think both options have their appeal. Making something slick and "tactical" like the virtual
Thor PDW is always impressive, I just think it's important not to forget that in their function, even rudimentary launchers have their own aesthetic appeal, particularly those with exposed operating parts.
Posted: Sun May 22, 2011 3:19 am
by The_Guerilla_Guy
I have a weakness for this "look" Wink
So do I
In my experience, "normal" metal shop blowguns are fine to just over 30 bar without leaking or blowing up, I've used them at this pressure many times without incident though as saefroch pointed out they are rather harder to open. If you have higher safety standards however, you might want to consider a pressure washer gun.
I didn't think they would withstand such pressures, but OK, I'll give it a try.
That might also add tothe look. And though safety should never be ignored, I guess when they hold 30 bars with ease, 20 should not be a problem.
Labtecpower: yes, nice one
But Hybrid, I don't like them too much, makes stuff too complex in my opinion.
Thanks all
Posted: Sun May 22, 2011 3:37 am
by inonickname
I used one of the cheapo $10 inline all metal blowguns at anywhere from 100-400 psi for countless shots and it held fine.
Posted: Sun May 22, 2011 3:44 am
by The_Guerilla_Guy
Ok thanks, Ill go to the shop and buy one soon. Meanwhile I'll construct a proper design, but I think the pump will have to wait for the moment.
Posted: Sun May 22, 2011 6:55 am
by CpTn_lAw
The gun in Metro 2033 works with a lever-pump, it's not an inline pump. So big pressures can be used. The firing system is a hammer valve. The big chamber is pressurized to a certain pressure, and then the bolt cocks the hammer back in firing position. It also has a tubular magasine, round balls falling in the breach when bolt opens.
You could do this design fairly easily.
Think of the crossman 1377c for the pump, and firing mecanism. Just add a bypass manifold so that the pump fills the primary chamber and not the firing chamber.