KitHelix™ N scale, 1 track, 16.5"/2.60%, 6 turns Helix upgrade spiral direction:CounterClockwise is upgrade

KitHelix™ N scale, 1 track, 16.5"/2.60%, 6 turns Helix upgrade spiral direction:CounterClockwise is upgradeThis helix rises 2 11 16" per turn and has a maximum rise of 16 1 8". Available exit points in the top loop of this helix are at the following vertical rises: 5 1 8 turns: 13 7 8", 5 1 4 turns: 14 1 8", 5 3 8 turns: 14 1 2", 5 1 2 turns: 14 7 8", 5 5 8 turns: 15 1 8", 5 3 4 turns: 15 1 2", 5 7 8 turns: 15 7 8", 6 turns: 16 1 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more

8 3/8 turns: 21 3/8"

4 3/8 turns: 11 5/8"

2 3/8 turns: 6 3/4"

Available exit points in the top loop of this helix are at the following vertical rises: 7 1/8 turns: 18 1/2"

8 1/4 turns: 23 3/4"

Available exit points in the top loop of this helix are at the following vertical rises: 6 1/8 turns: 18 1/2"

2 3/4 turns: 7 1/4"

6 3/4 turns: 21 "

6 5/8 turns: 18 1/8"

This helix rises 2 9/16" per turn and has a maximum rise of 7 3/4"

6 3/8 turns: 18 "

4 turns: 11 5/8"