Brick bridge legs (square) are made up of 2 parts upper and lower parts. Above the bridge is the same height as the PC bridge P4. Under the bridge is the same height as the PC bridge P6. Coupling is not included under the bridge leg. Gray molding (runner parts) on the corners below the bridge leg and triangle of the upper stream. The included adapter A allows you to connect the [3018] brick legs (sold separately) on this product, and it can be higher than regular bridges. The included adapter A / B / C and [3018] Brick bridge legs can be used to create a high slope from brick bridge (square) to the top. This product does not emit. This product does not light up. Does not use batteries. Batteries are not included with this product. This product does not use fuel. Fuel is not included with this product. This product does not include paint.