KitHelix™ N scale, 1 track, 21.0"/2.80%, 4 turns Helix upgrade spiral direction:CounterClockwise is upgrade

KitHelix™ N scale, 1 track, 21.0"/2.80%, 4 turns Helix upgrade spiral direction:CounterClockwise is upgradeThis helix rises 3 11 16" per turn and has a maximum rise of 14 3 4". Available exit points in the top loop of this helix are at the following vertical rises: 3 1 8 turns: 11 1 2", 3 1 4 turns: 12 ", 3 3 8 turns: 12 1 2", 3 1 2 turns: 12 7 8", 3 5 8 turns: 13 3 8", 3 3 4 turns: 13 7 8", 3 7 8 turns: 14 3 8", 4 turns: 14 3 4" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more

8 5/8 turns: 24 1/4"

3 7/8 turns: 13 1/4"

1 3/4 turns: 6 3/8"

7 1/4 turns: 20 3/4"

Available exit points in the top loop of this helix are at the following vertical rises: 1 1/8 turns: 4 1/8"

4 1/2 turns: 12 3/8"

Available exit points in the top loop of this helix are at the following vertical rises: 8 1/8 turns: 23 1/4"

5 3/4 turns: 16 "

6 7/8 turns: 20 1/4"

5 1/4 turns: 17 3/8"

Available exit points in the top loop of this helix are at the following vertical rises: 4 1/8 turns: 13 3/8"

This helix rises 3 1/4" per turn and has a maximum rise of 19 3/8"