KitHelix™ N scale, 1 track, 17.0"/2.70%, 2 turns Helix upgrade spiral direction:Clockwise is upgrade

KitHelix™ N scale, 1 track, 17.0"/2.70%, 2 turns Helix upgrade spiral direction:Clockwise is upgradeThis helix rises 2 7 8" per turn and has a maximum rise of 5 3 4". Available exit points in the top loop of this helix are at the following vertical rises: 1 1 8 turns: 3 1 4", 1 1 4 turns: 3 5 8", 1 3 8 turns: 4 ", 1 1 2 turns: 4 3 8", 1 5 8 turns: 4 5 8", 1 3 4 turns: 5 ", 1 7 8 turns: 5 3 8", 2 turns: 5 3 4" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate. Precision

Assembly manual complete with images of each step

4 turns: 14 "

It can grow as you are ready with the addition of other T-TRAK modules

5 7/8 turns: 18 1/2"

9 1/2 turns: 24 3/8"

1 7/8 turns: 6 1/2"

1 3/4 turns: 6 "

5 7/8 turns: 17 5/8"

4 5/8 turns: 12 3/4"

3 7/8 turns: 11 7/8"

This helix rises 3 1/4" per turn and has a maximum rise of 16 3/8"

8 1/2 turns: 23 7/8"