KitHelix™ N scale, 1 track, 19.0"/3.00%, 6 turns Helix upgrade spiral direction:CounterClockwise is upgrade

KitHelix™ N scale, 1 track, 19.0"/3.00%, 6 turns Helix upgrade spiral direction:CounterClockwise is upgradeThis helix rises 3 9 16" per turn and has a maximum rise of 21 1 2". Available exit points in the top loop of this helix are at the following vertical rises: 5 1 8 turns: 18 3 8", 5 1 4 turns: 18 3 4", 5 3 8 turns: 19 1 4", 5 1 2 turns: 19 3 4", 5 5 8 turns: 20 1 8", 5 3 4 turns: 20 5 8", 5 7 8 turns: 21 ", 6 turns: 21 1 2" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more

4 5/8 turns: 12 5/8"

Available exit points in the top loop of this helix are at the following vertical rises: 2 1/8 turns: 6 7/8"

2 3/8 turns: 7 3/8"

9 turns: 25 "

3 7/8 turns: 13 3/8"

Available exit points in the top loop of this helix are at the following vertical rises: 1 1/8 turns: 3 7/8"

Available exit points in the top loop of this helix are at the following vertical rises: 3 1/8 turns: 11 1/4"

This helix rises 3 3/8" per turn and has a maximum rise of 16 3/4"

6 3/8 turns: 20 "

1 1/4 turns: 4 1/2"

6 3/8 turns: 17 1/4"

6 7/8 turns: 22 1/8"