KitHelix™ N scale, 2 track, 17.0"/2.60%, 19.0"/2.33%, 3 turns Helix upgrade spiral direction:CounterClockwise is upgrade

KitHelix™ N scale, 2 track, 17.0"/2.60%, 19.0"/2.33%, 3 turns Helix upgrade spiral direction:CounterClockwise is upgradeThis helix rises 2 3 4" per turn and has a maximum rise of 8 3 8". Available exit points in the top loop of this helix are at the following vertical rises: 2 1 8 turns: 5 7 8", 2 1 4 turns: 6 1 4", 2 3 8 turns: 6 5 8", 2 1 2 turns: 7 ", 2 5 8 turns: 7 1 4", 2 3 4 turns: 7 5 8", 2 7 8 turns: 8 ", 3 turns: 8 3 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate. Precision

4 1/4 turns: 16 7/8"

6 1/4 turns: 16 1/8"

This helix rises 3 3/8" per turn and has a maximum rise of 13 5/8"

3 7/8 turns: 10 1/2"

3 5/8 turns: 10 5/8"

4 1/4 turns: 12 3/4"

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

8 7/8 turns: 23 1/2"

Available exit points in the top loop of this helix are at the following vertical rises: 3 1/8 turns: 8 3/8"

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

Available exit points in the top loop of this helix are at the following vertical rises: 3 1/8 turns: 9 3/4"

7 1/4 turns: 22 1/2"