KitHelix™ N scale, 2 track, 16.5"/2.50%, 18.5"/2.23%, 6 turns outergrade2-23

KitHelix™ N scale, 2 track, 16.5"/2.50%, 18.5"/2.23%, 6 turns outergrade2-23This helix rises 2 9 16" per turn and has a maximum rise of 15 1 2". Available exit points in the top loop of this helix are at the following vertical rises: 5 1 8 turns: 13 1 4", 5 1 4 turns: 13 5 8", 5 3 8 turns: 13 7 8", 5 1 2 turns: 14 1 4", 5 5 8 turns: 14 5 8", 5 3 4 turns: 14 7 8", 5 7 8 turns: 15 1 4", 6 turns: 15 1 2" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more

9 1/2 turns: 24 3/4"

This helix rises 2 9/16" per turn and has a maximum rise of 18"

2 3/4 turns: 10 1/4"

3 7/8 turns: 12 "

Available exit points in the top loop of this helix are at the following vertical rises: 4 1/8 turns: 11 5/8"

3 7/8 turns: 15 "

2 3/8 turns: 8 "

4 7/8 turns: 18 3/8"

6 7/8 turns: 18 1/2"

4 turns: 13 7/8"

This helix rises 2 9/16" per turn and has a maximum rise of 23 3/8"

6 1/2 turns: 23 7/8"