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Project Din(knex ball machine)by bumboozer
Knex Project Runaway ( knex ball machine)by bumboozer
Project Spinnyby bumboozer
Knex 'Mouse Wheel' Ball Machine Liftby TheFoofinator
Knex ball machine: Project Simplicityby colton blake
Fenrir119's Knex Ball Machine Elementsby fenrir119
Knex ball machine - project aquaduct.by ~KGB~
The Official Guide for Building Knex Ball Machinesby RNB
Guide To Different K'nex Ball Machine Typesby 8chillpill
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