KitHelix™ N scale, 2 track, 17.0"/2.70%, 19.0"/2.42%, 3 turns outergrade2-63

KitHelix™ N scale, 2 track, 17.0"/2.70%, 19.0"/2.42%, 3 turns outergrade2-63This helix rises 2 7 8" per turn and has a maximum rise of 8 5 8". Available exit points in the top loop of this helix are at the following vertical rises: 2 1 8 turns: 6 1 8", 2 1 4 turns: 6 1 2", 2 3 8 turns: 6 7 8", 2 1 2 turns: 7 1 4", 2 5 8 turns: 7 5 8", 2 3 4 turns: 7 7 8", 2 7 8 turns: 8 1 4", 3 turns: 8 5 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate.

9 turns: 25 3/4"

This helix rises 3 3/4" per turn and has a maximum rise of 15"

5 turns: 18 3/8"

6 3/4 turns: 19 1/4"

1 7/8 turns: 6 1/2"

6 1/2 turns: 19 3/8"

6 7/8 turns: 24 "

4 3/4 turns: 14 5/8"

5 5/8 turns: 18 1/2"

This helix rises 3 7/8" per turn and has a maximum rise of 7 3/4"

2 3/8 turns: 7 1/8"

7 7/8 turns: 24 3/4"