KitHelix™ N scale, 1 track, 15.5"/3.00%, 6 turns Helix upgrade spiral direction:Clockwise is upgrade

KitHelix™ N scale, 1 track, 15.5"/3.00%, 6 turns Helix upgrade spiral direction:Clockwise is upgradeThis helix rises 2 15 16" per turn and has a maximum rise of 17 1 2". Available exit points in the top loop of this helix are at the following vertical rises: 5 1 8 turns: 15 ", 5 1 4 turns: 15 3 8", 5 3 8 turns: 15 3 4", 5 1 2 turns: 16 1 8", 5 5 8 turns: 16 3 8", 5 3 4 turns: 16 3 4", 5 7 8 turns: 17 1 8", 6 turns: 17 1 2" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more

4 7/8 turns: 12 7/8"

6 5/8 turns: 18 "

Available exit points in the top loop of this helix are at the following vertical rises: 8 1/8 turns: 20 5/8"

7 turns: 18 1/2"

7 7/8 turns: 20 1/8"

8 turns: 22 1/2"

1 5/8 turns: 4 1/4"

enjoyable to operate and is perfect for smaller spaces than most layouts need

3 7/8 turns: 11 3/8"

5 1/2 turns: 14 1/2"

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

2 3/8 turns: 6 7/8"