Cable Rolls Wagon - BigJigs Rail BNIB £4.00 Out of stock. There are authentic-looking rolls of cable atop this wooden wagon. Bigjigs Rail wooden wagons feature detachable loads that can be lifted by a Bigjigs magnetic crane. Magnetic couplings ensure compatibility with all other engines and carriages in the Bigjigs Rail range. Most other major wooden railway brands are compatible with Bigjigs Rail.