Knex Crane




knex crane this is my first instructable

Step 1: What You Need

Green 16
White 32
Blue 118
Yellow 72
red 36


Purple 157
blue 44
Yellow 6
white 11
dark grey 10
tan lock 7
black Y connector 2

Gears and spacers
red/yellow/silver gears 2
blue/ gold gears
blue spacers 11
silver spacers 8

Wheels (without tyres)
small 1
large 3
1 rubberband

You will be building the crane in parts starting from the bottom
bellow is a picture of the sections

Step 2: The Bottom

in this step you will build the base

Step 3: The Tower

In this step you will build the tower

Step 4: The Top

this is where half the magic happens

Step 5: The Arm

The arm

Step 6: Assembling the Tower

Follow the pictures

Step 7: Assembeling the Tower Part 2

Follow the pictures

Step 8: Adding the Arm

add a tan connector on the red rod which aligns with the tower then put the arm on and put a tan conector on the central white connector on the arm and add a rubber band on the wheel which the motor is connected to and under the rubberband slide about 2m of string and congratulations you have successfully built my knex crane enjoy



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    15 Discussions

    Music man

    8 years ago on Introduction

    i love it. i even made one at scool with my friend. so i built 2 they were both awsome :^)


    9 years ago on Introduction

    nice, i've improved it a bit  (in my opinion) , adding a bigger support system, and changing the arm to blue and purple mix instead of purplr purple ankes the arms a lot stronger!


    You have the masters building book i can tell youve just took all the mechaincal parts out do a slideshow of all the pages how to make the mechanical 1 plz

    Cool, but using the Power Tower Cane controler works best for these kind of knex models.