KitHelix™ HO scale, 1 track, 30.0"/3.00%, 3 turns Helix upgrade spiral direction:CounterClockwise is upgrade

KitHelix™ HO scale, 1 track, 30.0"/3.00%, 3 turns Helix upgrade spiral direction:CounterClockwise is upgradeThis helix rises 5 5 8" per turn and has a maximum rise of 17". Available exit points in the top loop of this helix are at the following vertical rises: 2 1 8 turns: 12 ", 2 1 4 turns: 12 3 4", 2 3 8 turns: 13 3 8", 2 1 2 turns: 14 1 8", 2 5 8 turns: 14 7 8", 2 3 4 turns: 15 1 2", 2 7 8 turns: 16 1 4", 3 turns: 17 " Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate.

1 5/8 turns: 7 1/8"

7 1/2 turns: 23 3/8"

4 3/8 turns: 11 5/8"

This helix rises 2 3/4" per turn and has a maximum rise of 8 1/8"

1 7/8 turns: 5 3/4"

Available exit points in the top loop of this helix are at the following vertical rises: 7 1/8 turns: 21 7/8"

6 3/4 turns: 19 1/8"

Available exit points in the top loop of this helix are at the following vertical rises: 5 1/8 turns: 14 5/8"

This helix rises 3 3/4" per turn and has a maximum rise of 22 5/8"

3 7/8 turns: 11 3/4"

3 5/8 turns: 12 5/8"

This helix rises 3 1/4" per turn and has a maximum rise of 9 5/8"