PROSES Smart Eco Helix for KATO 20-185 Double Tracks 3.5 Levels N Scale

Fully modular MDF helix system.

It can be used as a single or double-track helix.

It can be assembled and disassembled in less than 1 hour.

Very strong despite being modular. 

Tracks are not included.

Specifications:

Tracks to be used with this helix: 

Kato Unitrack 20-185 or any flexible tracks of various brands.

Inner track radius: 447 mm, (17.6”)

Outer track radius: 480 mm, (18.9”)

Vert. dist. between levels: 10 cm (3.9”)

Total height: 40 cm (15.75”)

Width of rings: 11.4 cm (4.5”)

Grade: outer 1.99% - inner 2.25%

Levels: 3.5

You can assemble all our helices clockwise or anticlockwise.