KitHelix™ N scale, 1 track, 19.0"/2.30%, 4 turns Helix upgrade spiral direction:CounterClockwise is upgrade

KitHelix™ N scale, 1 track, 19.0"/2.30%, 4 turns Helix upgrade spiral direction:CounterClockwise is upgradeThis helix rises 2 3 4" per turn and has a maximum rise of 11". Available exit points in the top loop of this helix are at the following vertical rises: 3 1 8 turns: 8 5 8", 3 1 4 turns: 8 7 8", 3 3 8 turns: 9 1 4", 3 1 2 turns: 9 5 8", 3 5 8 turns: 10 ", 3 3 4 turns: 10 1 4", 3 7 8 turns: 10 5 8", 4 turns: 11 " Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate. Precision

5 1/4 turns: 16 7/8"

This helix rises 3 1/4" per turn and has a maximum rise of 19 5/8"

This helix rises 3 1/16" per turn and has a maximum rise of 18 1/2"

Available exit points in the top loop of this helix are at the following vertical rises: 5 1/8 turns: 16 7/8"

7 5/8 turns: 23 7/8"

1 7/8 turns: 4 3/4"

6 5/8 turns: 19 3/8"

7 turns: 23 5/8"

2 7/8 turns: 9 1/2"

9 turns: 23 5/8"

5 1/2 turns: 16 1/8"

2 5/8 turns: 7 1/2"