KitHelix™ N scale, 2 track, 20.0"/2.60%, 22.0"/2.36%, 2 turns grade2-30

KitHelix™ N scale, 2 track, 20.0"/2.60%, 22.0"/2.36%, 2 turns grade2-30This helix rises 3 1 4" per turn and has a maximum rise of 6 1 2". Available exit points in the top loop of this helix are at the following vertical rises: 1 1 8 turns: 3 5 8", 1 1 4 turns: 4 1 8", 1 3 8 turns: 4 1 2", 1 1 2 turns: 4 7 8", 1 5 8 turns: 5 1 4", 1 3 4 turns: 5 3 4", 1 7 8 turns: 6 1 8", 2 turns: 6 1 2" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate.

3 5/8 turns: 16 "

This helix rises 2 3/4" per turn and has a maximum rise of 8 3/8"

4 7/8 turns: 15 5/8"

4 1/4 turns: 18 3/4"

3 1/4 turns: 10 3/4"

2 1/2 turns: 12 3/4"

5 1/2 turns: 20 3/8"

4 7/8 turns: 19 1/4"

1 7/8 turns: 8 5/8"

4 turns: 14 3/8"

This helix rises 2 7/8" per turn and has a maximum rise of 22 7/8"

7 turns: 22 7/8"