KitHelix™ HO scale, 1 track, 25.0"/2.90%, 2 turns Helix upgrade spiral direction:Clockwise is upgrade

KitHelix™ HO scale, 1 track, 25.0"/2.90%, 2 turns Helix upgrade spiral direction:Clockwise is upgradeThis helix rises 4 9 16" per turn and has a maximum rise of 9 1 8". Available exit points in the top loop of this helix are at the following vertical rises: 1 1 8 turns: 5 1 8", 1 1 4 turns: 5 3 4", 1 3 8 turns: 6 1 4", 1 1 2 turns: 6 7 8", 1 5 8 turns: 7 3 8", 1 3 4 turns: 8 ", 1 7 8 turns: 8 1 2", 2 turns: 9 1 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate.

4 5/8 turns: 16 1/4"

7 3/4 turns: 20 1/2"

3 1/4 turns: 9 1/4"

8 turns: 23 7/8"

3 5/8 turns: 10 1/8"

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

8 turns: 24 1/8"

4 3/4 turns: 13 1/2"

4 3/4 turns: 20 3/4"

1 3/4 turns: 5 3/4"

Available exit points in the top loop of this helix are at the following vertical rises: 6 1/8 turns: 20 1/2"

3 3/4 turns: 11 1/4"