About this 3D model

v1.1 Added extra tabs to support more tracks lengths and positions. v1.0 Added a spacer to keep the bridges the right distance apart for easier playtime. Fun project with the kids. I also included long and ascending tracks if you need to print more (IKEA compatible). Bridge is designed to fit MK3S+ or Ender 3 beds at 230 x 190 mm or angled at 223 x 223 mm. Parts 4 x Bridge Panels 10 x Beams 20 x M4 bolts (12 - 20 mm length) 2 long tracks (240mm) 2 ascending tracks Print instructions: Bridge Panel: Direction: lay flat Layer height: 2+ mm Infill: 15 % Support: No Enable Brim if possible to prevent warping Beam: Direction: standing Layer height: 2+ mm Walls: 3+, enough to require no infill Support: No * Tested only with IKEA Lillabo tracks.