PECO Setrack N Gauge Code 80 - Unit trackage System. The high quality rigid unit trackage system suitable for all popular brands of N gauge model trains. Being fully compatible with both Code 80 and Code 55 PECO Streamline, it need never be discarded as your layout develops. The solid nickel silver rails are integrally moulded into the sleeper bases for maximum realism and strength. Turnouts are fitted with an over-centre spring for immediate use, no extra levers necessary. 8 x ST-11 Double Straight Length: 174mm (6 7/8in). NB. Single lengths are also available.