KitHelix™ N scale, 2 track, 19.5"/2.30%, 21.5"/2.09%, 6 turns outergrade2-65

KitHelix™ N scale, 2 track, 19.5"/2.30%, 21.5"/2.09%, 6 turns outergrade2-65This helix rises 2 13 16" per turn and has a maximum rise of 16 7 8". Available exit points in the top loop of this helix are at the following vertical rises: 5 1 8 turns: 14 1 2", 5 1 4 turns: 14 3 4", 5 3 8 turns: 15 1 8", 5 1 2 turns: 15 1 2", 5 5 8 turns: 15 7 8", 5 3 4 turns: 16 1 4", 5 7 8 turns: 16 1 2", 6 turns: 16 7 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more

3 1/4 turns: 11 7/8"

5 turns: 19 1/8"

4 7/8 turns: 18 7/8"

This helix rises 2 7/8" per turn and has a maximum rise of 11 1/2"

This helix rises 2 3/4" per turn and has a maximum rise of 11"

Available exit points in the top loop of this helix are at the following vertical rises: 6 1/8 turns: 16 3/8"

3 7/8 turns: 10 1/8"

1 3/4 turns: 4 1/2"

This helix rises 3 1/2" per turn and has a maximum rise of 17 5/8"

This helix rises 3 3/4" per turn and has a maximum rise of 22 5/8"

4 7/8 turns: 15 7/8"

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