Bigjigs Rail Pink 123 Engine - Other Major Wooden Rail Brands are Compatible If pink is the perfect color in your little one's eyes, then this is the starter engine for them! Magnetic couplings ensure compatibility with all other engines & carriages in the Bigjigs Rail range. Most other major wooden railway brands are compatible with Bigjigs Rail. Supplied with 1 piece of wooden track and a buffer. Made from high quality, responsibly sourced materials.