KitHelix™ N scale, 2 track, 15.5"/2.70%, 17.5"/2.39%, 8 turns outerradius16-5

KitHelix™ N scale, 2 track, 15.5"/2.70%, 17.5"/2.39%, 8 turns outerradius16-5This helix rises 2 5 8" per turn and has a maximum rise of 21". Available exit points in the top loop of this helix are at the following vertical rises: 7 1 8 turns: 18 3 4", 7 1 4 turns: 19 1 8", 7 3 8 turns: 19 3 8", 7 1 2 turns: 19 3 4", 7 5 8 turns: 20 ", 7 3 4 turns: 20 3 8", 7 7 8 turns: 20 3 4", 8 turns: 21 " Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate.

5 3/8 turns: 14 1/8"

7 3/8 turns: 22 1/8"

Available exit points in the top loop of this helix are at the following vertical rises: 7 1/8 turns: 19 1/2"

2 5/8 turns: 8 3/4"

Available exit points in the top loop of this helix are at the following vertical rises: 3 1/8 turns: 8 1/2"

4 3/8 turns: 14 "

This helix rises 2 9/16" per turn and has a maximum rise of 20 3/4"

5 7/8 turns: 16 1/8"

6 turns: 19 3/8"

2 turns: 6 7/8"

1 5/8 turns: 4 3/8"

This helix rises 3 1/16" per turn and has a maximum rise of 9 1/4"