https://www.3dpbs.com/product-page/3dpbs-brake-shifter-position-handlebar-assembly-tool
https://www.youtube.com/watch?v=vSv08A4g9rs
He will end up blind messing about with lasers like that. It's all "pew pew pew" fun and games until someone burns their retina off
@Haistelija started
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https://www.3dpbs.com/product-page/3dpbs-brake-shifter-position-handlebar-assembly-tool