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25MM Pneumatic Sniper Rifle

Step 3Gun Body...

Gun Body...
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the gun body connect the chamber to the valve and all the other parts of the gun (trigger, stock, ect)

first cut a piece of PVC double the length of a 1" socket and glue it into one of the 1" PVC elbows. then insert a a long piece of 1" pipe into the 1" elbow and the 1" tee( but don't glue it) this will help you get the joint between the 1" elbow and 1" tee perfectly straight. now glue the short piece of pipe sticking out of the the 1" elbow into the base of the 1" tee, use the long pieces of pipe to make the joint as straight as possible or the barrel will be off to the left or right of the gun. next is a rather odd step listen closely, i want you to glue the outside of the 3/4" end cap into the the back of the 1" tee. there are two things you want to remember here not all end caps will work do a dry test before you glue it and this is the part where the stock is connected to the body so make sure you insert the cap the right way (so the socket part is facing outwards making it possible to insert a piece of 3/4" pipe). next cut 7" piece of 1" pipe and glue it into the remaining socket of the 1" elbow.now cut a short piece of pipe and connect one of the male adapters to the remaining socket of the 1" Tee. the last piece your going to need a dremel for you need to modify one of the 1" 90 degree elbows to it can slid along a 1" piece of pipe relatively easy. sadly there is no trick to doing this your just going to need to take of a little material at a time until you get it just right. once the elbow has been modified glue the 1" to 3/4" reducing bushing into its unmodified socket then slide it onto the 7" long piece of pipe which is now glued in place. then glue the other side of the 7" long pipe to the chamber. you have now finished the body of the gun.
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10 comments
Mar 5, 2009. 2:49 AMuzairsagitarian says:
HELP! HELP! HELP! HELP! QUESTION: I have found in my local market (PAKISTAN) the pipes with following ratings (PVC 1" SCH 40 PSI 450 ASTM D-1785) and (PVC 2" SCH 40 PSI 280 ASTM D-1785) Does that mean that they have pressure ratings of 450 and 280 PSI respectively? Help would be really appreciated
Aug 10, 2011. 7:29 PMamenard1 says:
That is correct.
Jun 10, 2011. 12:45 PMblubberdubber says:
where can you find a pvc cap in the UK
Jun 10, 2011. 11:14 AMblubberdubber says:
Where can I get all the materials needed for this in the UK? I can't find PVC in particular.
Apr 23, 2010. 6:01 PMjpe1456 says:
i just have to say it. this is probably one of the best instructables i have seen. i have looked at this many times and i cant get enough of it and its pvc so i can add my own twists to it, but hands down this is the best instructable

May 14, 2009. 11:24 PMNX13 says:
This is a grate Pneumatic Sniper Rifle. I love the design and the bolt action loading. I was just wondering how much did the hole thing cost?
Dec 15, 2009. 5:50 PMqwaz says:
(removed by author or community request)
Dec 16, 2009. 4:10 PMNX13 says:
Thats good, thanks. I live in australia as well so it should cost me about the same.
Nov 12, 2008. 5:58 PMdrummerguy123 says:
i cant get the pipe to go all the way through the angle piece
May 6, 2008. 2:32 PMiamboredalothenceibuildstuff says:
Do you have to use the altered 90 degree angle join or can you just use a tee
Jun 5, 2008. 12:14 AMPyromaniacDaniel says:
The altered angle piece is so that pressure goes across the joint but not down. Its job is merely to hold the trigger assembly to the gun. you could bypass the joint all together and mount the trigger directly to the gun if you don't care about how it looks.

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