KitHelix™ HO scale, 1 track, 29.0"/2.50%, 4 turns outergrade2-63

KitHelix™ HO scale, 1 track, 29.0"/2.50%, 4 turns outergrade2-63This helix rises 4 9 16" per turn and has a maximum rise of 18 1 4". Available exit points in the top loop of this helix are at the following vertical rises: 3 1 8 turns: 14 1 4", 3 1 4 turns: 14 3 4", 3 3 8 turns: 15 3 8", 3 1 2 turns: 16 ", 3 5 8 turns: 16 1 2", 3 3 4 turns: 17 1 8", 3 7 8 turns: 17 5 8", 4 turns: 18 1 4" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more

6 5/8 turns: 22 3/8"

5 5/8 turns: 20 5/8"

This helix rises 3 1/2" per turn and has a maximum rise of 24 3/8"

6 3/4 turns: 18 3/4"

1 5/8 turns: 5 7/8"

4 turns: 12 3/8"

2 turns: 5 7/8"

7 3/4 turns: 20 "

5 5/8 turns: 19 1/2"

1 3/8 turns: 4 5/8"

6 1/2 turns: 16 1/2"

3 1/2 turns: 10 1/2"