This 'OO' gauge helix has been designed to suit 3rd & 4th radius 'OO' gauge set track.
Overall diameter: 1235mm (inc tabs)
Width of track bed: 125mm
Rise per turn: 76mm
Material: 6mm MDF
This kit gives you your first complete turn on your double-track helix (from baseboard to level one) it rises to 76mm, resulting in a gentle approx...View full details
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