Introduction: 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.
Step 1: Make the Barrel
Pretty simple. Look at the picture.
Step 2: Make the Stock
Also simple. Look at pictures
Step 3: Make the Trigger and Firing Device
More instructions will be posted.
Or I can just copy it.
https://www.instructables.com/id/ST12O7XF4PLTQTF/
https://www.instructables.com/id/SFTSHXHF4PLTQVD/
Step 4: Make the Magazine
1)Make this
2)Make this
3)Add this to step 1
4)Then add this to steps 1+3
5)Like this
6-8)Add step 2 to steps 1,3,4 so that the yellow is pointing away from step 4.
9)Add blue supports
10)Then add the bullet support system
11)Finished
Step 5: Make the Connector
Simple. Just make this.(the red is held by a green attached to it.)
Step 6: Connect
Connect 4 to 5 1 to 4 5 to 3 3 to 2
To get this
Step 7: Loading
1)Take these greens off
2)Take of these 3 rods
3)Got 7 heavy rubber bands and 2 weaker ones?
4)Take one of those heavy rubber bands and stretch it from the wheel to the front of the gun then rotate the wheel backwards until it clicks
4a)Repeat 6 more times then make sure the rubber bands are inside between the white connectors
5)Add the blue rods back
6)load the bullets so the orange is toward the back on the gun load between 2-3 bullets per time until you get 7 into the magazine.
7)Add the mag (spring) and yellow rods back
8-9)Add those 2 weaker rubber bands to the spring
10)It should look like this, but with 6 more rubber bands
11)Your ready to fire, have fun but don't shoot your eye out
Step 8: Credits
Thanks Beddbug2 for the first rbg that shoot bullets
https://www.instructables.com/id/semi-automatic-knex-pistol/
213 Comments
12 years ago on Introduction
Yep, it does.
12 years ago on Introduction
ouch my eye i need a plaster
13 years ago on Introduction
I see all those comments on it doesn't shoot, and I'm wondering whether it does or not.
Reply 13 years ago on Introduction
It works, I can vouch for it.
13 years ago on Introduction
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...
14 years ago on Step 1
is this 3 thick???
Reply 14 years ago on Introduction
yea
Reply 13 years ago on Step 1
no its 12 soz tok me a second to see it 2 ur right its 3
14 years ago on Introduction
holy fudge i just loaded the rubberbands and pressed triger then the thing xploded in my eye!
Reply 14 years ago on Introduction
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?
Reply 13 years ago on Introduction
nERD>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>:P
Reply 13 years ago on Introduction
Same, but I had glasses. NOt in the hospital, are you?;)
13 years ago on Introduction
Seeing all the comments about how it explodes makes me want to make it just to see it explode. :D
Reply 13 years ago on Introduction
it's kinda like being poked in the eye with a sharp stick.
it's kinda funny but hurts like hell.
14 years ago on Introduction
ouch -.- the snowflake that holds the bands just exploded. it's a self destructing k'nex gun!
Reply 14 years ago on Introduction
i know the feeling, i once fired the entire snowflake with the white rods on, RAZOR RIFLE!!!!!!!!!!!!!!!!
Reply 14 years ago on Introduction
ROFL
Reply 14 years ago on Introduction
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.
Reply 13 years ago on Introduction
Haha it's the bullet that shoots guns!
Reply 13 years ago on Introduction
I bet you were like WTF?