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Semi-automatic 7 Shot Knex Rifle

A semi-automatic knex rifle with 7shot bottom loading magazine that has a very powerful shot, but a long loading time.

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Step 1Make the Barrel

Pretty simple. Look at the picture.

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214 comments

1-40 of 214

Dec 31, 2009. 12:56 PMbuttons03 says:

bad. trigger mech dosent even work.

Dec 24, 2010. 4:18 AMThe Jamalam says:

Yep, it does.

Jul 5, 2010. 7:22 PMUkiarue says:

i built this a while back, loaded... 8 shots lol, and shot it, fired full auto cause the trigger couldnt catch the ratchet thing. its a decent gun being a semi auto slingshot rifle...

Oct 31, 2010. 12:42 PMlollolman148 says:

ouch my eye i need a plaster

Aug 27, 2010. 8:58 PM14r31337 says:

I see all those comments on it doesn't shoot, and I'm wondering whether it does or not.

Sep 7, 2010. 8:11 PM14r31337 says:

It works, I can vouch for it.

May 2, 2009. 3:20 PMlioneatr says:

is this 3 thick???

Jun 3, 2009. 6:42 PMpoptart432 says:

yea

Jun 7, 2010. 11:29 AMwats-a-username says:

no its 12 soz tok me a second to see it 2 ur right its 3

Aug 11, 2009. 12:16 PM_kira_ says:

holy fudge i just loaded the rubberbands and pressed triger then the thing xploded in my eye!

Apr 4, 2010. 6:41 PM

kill1234 says:

Same, but I had glasses. NOt in the hospital, are you?;)

Aug 17, 2009. 1:44 PMknexaddicted says:

lol that med me laugh as i was scanning thru comments and i red urs and u med me laugh sos for laughin at ur pain.... r u ok?

Apr 14, 2010. 12:40 AM~Aeronous~ says:

nERD>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>:P

Dec 15, 2009. 4:29 PMRaikou-san says:

Seeing all the comments about how it explodes makes me want to make it just to see it explode. :D

Feb 11, 2010. 9:03 AMcerj says:

it's kinda like being poked in the eye with a sharp stick.

it's kinda funny but hurts like hell.

Jun 30, 2009. 12:21 AMcerj says:

ouch -.- the snowflake that holds the bands just exploded. it's a self destructing k'nex gun!

Jul 11, 2009. 11:55 AMgeodez says:

i know the feeling, i once fired the entire snowflake with the white rods on, RAZOR RIFLE!!!!!!!!!!!!!!!!

Jul 13, 2009. 11:22 AMcerj says:

ROFL

Jul 13, 2009. 12:06 PMgeodez says:

i know, same thing happened with bunduk's semi auto RBG pistol, except i launched the Mechanism, barrel, trigger, and supports. all i had left was the handle.

Nov 25, 2009. 4:43 PMpsharpep says:

Haha it's the bullet that shoots guns!

Nov 22, 2009. 2:41 PMNYPA says:

I bet you were like WTF?

Nov 23, 2009. 1:12 PMgeodez says:

yes, it was cool though because it exploded and shot stuff everywhere, and then i died.

Jul 14, 2009. 5:50 AMcerj says:

LOL It's a handle that shoots guns!

Oct 31, 2009. 3:04 AMthomaswatton says:

LOL!!!!

Aug 6, 2009. 1:31 PMSkaptor says:

or a gun that shoots handles

Jul 14, 2009. 8:34 AMgeodez says:

yep, the modified grenade launcher, uses shells.

Aug 5, 2009. 11:35 AMMerugop says:

Please better picture please

Sep 22, 2009. 3:43 PMlioneatr says:

yeah cmon cerialy

Sep 18, 2009. 7:00 AMcooldoodjak says:

its a good try but i shot it and it exploded and badly broke 2 of my fingers hahahaha =D

Aug 8, 2009. 4:05 AMCam R says:

It looks like a really cool gun, but I can not work out how to make the trigger! Could you post some more instructions for it?

Jul 20, 2009. 3:03 PMmgbgt says:

If you lower the stock and move it out a bit it is much easier to aim.

Jul 8, 2009. 5:31 AMDirtyboyy says:

no ! , i have made this gun for test and the weel to hold the rubberbands breaks off ! :S wtf he can max shoot 50 feet ! :S allricht he is funny :D , bud try to make a better gun than that ( more stronger )