O-16.5 NG7 Gauge Ffestiniog Flying Bench - 1:43 Scale will run on 00 gauge track. 3D printed body & NEM pocket and Porterhouse pivoting coupling. (Can be swapped for any Nem compatible coupling.) Carriages fitted with moulded Polyacetals POM wheel sets. Porterhouse pivoting magnetic coupling fitted. (Please see " 3D Printed parts in PLA using (FDM) Fused Deposition Modelling machine. (Filament printed) Dispatched with Royal 2nd class.