KitHelix™ N scale, 1 track, 17.5"/2.90%, 3 turns radius14-5

KitHelix™ N scale, 1 track, 17.5"/2.90%, 3 turns radius14-5This helix rises 3 3 16" per turn and has a maximum rise of 9 5 8". Available exit points in the top loop of this helix are at the following vertical rises: 2 1 8 turns: 6 3 4", 2 1 4 turns: 7 1 8", 2 3 8 turns: 7 5 8", 2 1 2 turns: 8 ", 2 5 8 turns: 8 3 8", 2 3 4 turns: 8 3 4", 2 7 8 turns: 9 1 8", 3 turns: 9 5 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate.

This helix rises 3 1/8" per turn and has a maximum rise of 24 7/8"

2 3/8 turns: 7 1/2"

6 turns: 19 1/4"

6 3/4 turns: 21 3/8"

This helix rises 2 11/16" per turn and has a maximum rise of 24 3/8"

Available exit points in the top loop of this helix are at the following vertical rises: 4 1/8 turns: 11 7/8"

4 3/8 turns: 13 5/8"

This helix rises 2 5/8" per turn and has a maximum rise of 13 1/4"

8 7/8 turns: 24 1/8"

1 3/4 turns: 5 1/2"

1 3/8 turns: 4 1/2"

5 turns: 14 5/8"