Royal Carriage - BigJigs Rail BNIB £4.00 Out of stock. 0 in your basket View Basket Checkout Extra special passengers can now travel in the style that they're accustomed to! This wooden Royal Carriage will stand out from the crowd. 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.