By A Mystery Man Writer
4DBrix Crossing Ballasted 2, Since the PFx Brick has occupi…
Control Buttons for LEGO® train layouts
4DBrix - Train
Update on my Lego city layout. Got my 4Dbrix double crossover and
4DBrix - Train
3 way Lego train switch Lego trains, Lego track, Lego train tracks
IMG_4992, Train Races on the OKILUG layout. BrickFair Virgi…
4DBrix - Train
4DBrix Train Automation Basic Kit
Help needed: modified switch geometry for layout - LEGO Train Tech