it determines whether the white light (head) or red light (tail) lights up

The assembly instructions

The Trainz SKU for this item is P11590287

Length over the couplers 57 cm / 22-7/16

high-side gondola

Walthers 933-3851 N Merchant's Row III Commercial Building Kit DwDetails-1.00-0.50-10.00-5.00-5.00-2 it determines whether the whiteThis is a Walthers 933 3851 N Scale Merchant's Row III Building Kit 6 5 8 x 4 x 2 3 4 6. 6 x 10. 1 x 6. 9cm. Merchant's Row III is part of the Walthers Cornerstone brick storefront building series patterned after those you'll find in towns across the continent. Featuring three brick businesses in one compact structure, this easy to build N Scale structure kit features: Three complete stores under one roof, Fits 1880s to present, Perfect for small town