KitHelix™ N scale, 2 track, 14.5"/2.90%, 16.5"/2.55%, 8 turns Helix upgrade spiral direction:Clockwise is upgrade

KitHelix™ N scale, 2 track, 14.5"/2.90%, 16.5"/2.55%, 8 turns Helix upgrade spiral direction:Clockwise is upgradeThis helix rises 2 5 8" per turn and has a maximum rise of 21 1 8". Available exit points in the top loop of this helix are at the following vertical rises: 7 1 8 turns: 18 7 8", 7 1 4 turns: 19 1 8", 7 3 8 turns: 19 1 2", 7 1 2 turns: 19 7 8", 7 5 8 turns: 20 1 8", 7 3 4 turns: 20 1 2", 7 7 8 turns: 20 3 4", 8 turns: 21 1 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more

7 7/8 turns: 21 "

Available exit points in the top loop of this helix are at the following vertical rises: 2 1/8 turns: 8 1/4"

This helix rises 2 13/16" per turn and has a maximum rise of 14 1/8"

7 turns: 21 1/2"

5 5/8 turns: 18 "

5 1/4 turns: 15 1/4"

6 5/8 turns: 18 1/8"

7 3/8 turns: 22 1/2"

7 3/8 turns: 20 7/8"

2 3/8 turns: 9 1/8"

5 7/8 turns: 15 3/4"

7 7/8 turns: 25 1/8"