Eletric train set

Eletric train set V2: https://makerworld.com/en/models/1142739#profileId-1145345 Eletric train set Small design with details Instructions for building the train - Video What you need: You can just buy (Endless Loop Express Kit 016) because it is cheaper: https://eu.store.bambulab.com/en-si/products/endless-loop-express-kit-016?_pos=1&_sid=092cfbfcc&_ss=r A few small screws but if you don't have it buy: Stainless Steel Balls (10PCS) - FA004 https://eu.store.bambulab.com/en-si/collections/stainless-steel-balls/products/stainless-steel-balls?variant=48740440637788 <img class="image_resized" style="width: 59.6%" src="https://makerworld.bblmw.c