THOMAS & FRIENDS™ NARROW GAUGE BRAKE VAN - BLUE - Runs On N Gauge Track. Brake Vans are used for moving luggage and parcels on the narrow gauge railway. Bachmann carefully reproduces your favorite Thomas & Friends™ characters. Narrow Gauge Thomas & Friends™ products are HO models that run on N scale track. All Thomas and Friends Narrow Gauge rolling stock feature; highly detailed body shells, all-metal wheels, and narrow gauge hook and loop couplers. A narrow-gauge railway is one where the spacing between the rails is less than the standard (4 ft 8 1⁄2 in) spacing found on typical railroads. Historically, narrow-gauge railways are most often found in mining, logging, light industrial, and light passenger service.