Peco ST-3018 Setrack Standard Curve Track Radius No. 4.
This pack will make a semi-circle of track.
This high quality rigid unit trackage system is 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.
Each curve has a frog angle of 22.5 degrees and a radius of 333.4mm. They can be used with the Peco SL-350 track ballast inlay roll, the Peco SL-14 track fixing pins and the Peco IN-1 PECO N Setrack Planbook.