Upedate of Project 2 Knex Ball Machine By k-n-e-x(leaved ibls) in LivingLEGO & K'NEX1,103156Introduction: Upedate of Project 2 Knex Ball MachineBy k-n-e-x(leaved ibls)Follow More by the author: About: okay,, METALLICA RULEZ!!!! More About k-n-e-x(leaved ibls) » this is my unfinished ball machine got some ideas for elements please tell me please rate , comment and subscribe!