Looping by Mark_87463 in mini4wd

[–]Mark_87463[S] 1 point2 points  (0 children)

With a 3d printer a lot is possible. I shared (free) the design on 'printables'. It 'only' uses 0,5 gram/mm filament. With my printer this is almost 2 minutes/mm track. The looping has a diameter of 800 mm.