Noch Helix 53009 base spiral. A couple of clips are damaged but usable with glue from when I tested it but realized I needed a bigger one. Box tatty.
Contents;
The complete kit contains all necessary stands, road segments and detailed assembly instructions.
Track radius 515 / 579.3 mm
1- or 2-track
Base circle, 9 segments = 1 1/2 circles
Construction height: 130.5 mm
Segment width: 145 mm
Slope inside: 2.69%
Outside slope: 2.39%
Outside diameter (outside dimension from stand to stand): 1276 mm
suitable for:
Märklin C, Trix C
OO/ HO Gauge
Standard UK mainland courier £8.99 other areas will cost more.