Knex AR-20 Prototype IV (How to Build)

About: Hi. I've sold off about 99% of my k'nex, but I still come here to check in on instructables, every 2 weeks or so. I like seeing what's new in the k'nex, and also other sections. I may or may not post my K'n...

Intro: Knex AR-20 Prototype IV (How to Build)

Ok, I got some requests to post this gun and here it is =D Just follow the pics and read the image notes.

Here is the original gun. AR-20 Prototype IV

Step 1: Receiver/Handle/Barrel

Follow and read =D

Step 2: Stock

Sorry for the messed up picture order in the last step =(

Step 3: More Barrel/receiver

Step 4: Mag

Step 5: Final Assembly/touch Ups.

Step 6: You Are Done =D

Yay! If you managed to survive this somewhat confusing instructable, then you are honored with a fine gun. You can mod this gun =D Just give me credit and you will be fine =D

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    32 Discussions

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    I got mine in something called a Starburst Spinner set a long while back =D And your opinion on the gun?

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    Pretty nice but i like Seleziona's double blue rod shooting guns better. They just look better but yours has a pin guide and Seleziona's comperly sized gun does not. Now post the reverse crossbow NOW!!

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    Torpebeanieostrich

    Reply 7 years ago on Introduction

    Wow that was a really quick reply! I will build this thursday. Going on vacation today until wednesday.