KitHelix™ N scale, 1 track, 16.0"/2.80%, 8 turns Helix upgrade spiral direction:Clockwise is upgrade

KitHelix™ N scale, 1 track, 16.0"/2.80%, 8 turns Helix upgrade spiral direction:Clockwise is upgradeThis helix rises 2 13 16" per turn and has a maximum rise of 22 1 2". Available exit points in the top loop of this helix are at the following vertical rises: 7 1 8 turns: 20 ", 7 1 4 turns: 20 3 8", 7 3 8 turns: 20 3 4", 7 1 2 turns: 21 1 8", 7 5 8 turns: 21 1 2", 7 3 4 turns: 21 7 8", 7 7 8 turns: 22 1 8", 8 turns: 22 1 2" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more

6 turns: 15 5/8"

3 5/8 turns: 9 3/4"

This helix rises 2 13/16" per turn and has a maximum rise of 22 3/8"

3 1/4 turns: 9 1/4"

6 turns: 15 7/8"

2 3/8 turns: 6 1/8"

This helix rises 3 " per turn and has a maximum rise of 21"

1 3/4 turns: 5 1/8"

No need to commit to a single big design if you don't have the space or your tastes change

7 5/8 turns: 21 3/8"

6 5/8 turns: 17 1/2"

4 1/4 turns: 13 1/4"