KitHelix™ N scale, 2 track, 19.5"/2.50%, 21.5"/2.27%, 4 turns outergrade2-24

KitHelix™ N scale, 2 track, 19.5"/2.50%, 21.5"/2.27%, 4 turns outergrade2-24This helix rises 3 1 16" per turn and has a maximum rise of 12 1 4". Available exit points in the top loop of this helix are at the following vertical rises: 3 1 8 turns: 9 5 8", 3 1 4 turns: 10 ", 3 3 8 turns: 10 3 8", 3 1 2 turns: 10 3 4", 3 5 8 turns: 11 1 8", 3 3 4 turns: 11 1 2", 3 7 8 turns: 11 7 8", 4 turns: 12 1 4" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate.

1 5/8 turns: 5 3/4"

This helix rises 2 9/16" per turn and has a maximum rise of 20 5/8"

6 5/8 turns: 21 7/8"

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

4 3/4 turns: 15 3/4"

2 turns: 5 7/8"

Available exit points in the top loop of this helix are at the following vertical rises: 4 1/8 turns: 12 5/8"

7 1/2 turns: 24 "

This helix rises 3 1/8" per turn and has a maximum rise of 15 1/2"

6 3/8 turns: 17 1/4"

4 1/2 turns: 15 1/2"

Available exit points in the top loop of this helix are at the following vertical rises: 2 1/8 turns: 6 3/4"