These modules have a channel set in the base containing a sprung steel ball. Now supplied with a lead on section with a width of your choice, normally 50-70mm.
Model Railway Baseboard Sliding Traverser Table (all gauges)
Model Railway Baseboards 12volt Motorised Traverser Table
IRISH - CARRIAGE TRAVERSER @ INCHICORE - 2002 - IRISH RAILWAY PHOTO #3695
Model Railway Baseboard Sliding Traverser Laser Cut Modular Base Boards
