N Gauge Wagon by Peco. Therefore long rakes of these would be quite normal.
Peco Lectrics PL-16 Turnout Switch For Operating Motor NOS
Peco R-30 -16 x 00 Gauge Brass Axles Bearings 3.15L x 2.5Dia x 2.1mm IDia +Post2
Peco Streamline O-16.5 (Oe) Narrow Gauge Points (SL-E595 x 1 and SL-E596 x 2)
Peco Setrack, ST-16 , 3rd Radius Standard Curve, N Gauge, Silver Nickel
16 Peco Shows You How - Creating the Backscene NO.16
PECO SL-500 Flexible narrow gauge O-16.5 On30 Flexitrack New