Helix Grades
N Scale Small Helix
Single Track: 2.17%
Double Track: 2.08% and 2.27%
N Scale Large Helix
Single Track: 1.84%
Double Track: 1.77% and 1.91%
HO Scale Single Track: 2.18%
HO Scale Double Track: 1.99% and 2.18%
Overall Dimensions
Radius Specifications
Bent Dimensions and Minimum Clearances
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Last Updated on 1 month ago by James from Model Railway Techniques
