KitHelix™ N scale, 2 track, 18.5"/2.40%, 20.5"/2.17%, 4 turns outergrade2-64

KitHelix™ N scale, 2 track, 18.5"/2.40%, 20.5"/2.17%, 4 turns outergrade2-64This helix rises 2 13 16" per turn and has a maximum rise of 11 1 8". Available exit points in the top loop of this helix are at the following vertical rises: 3 1 8 turns: 8 3 4", 3 1 4 turns: 9 1 8", 3 3 8 turns: 9 3 8", 3 1 2 turns: 9 3 4", 3 5 8 turns: 10 1 8", 3 3 4 turns: 10 1 2", 3 7 8 turns: 10 3 4", 4 turns: 11 1 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more

6 top panels that secure together to create the sub-roadbed

Available exit points in the top loop of this helix are at the following vertical rises: 8 1/8 turns: 20 3/4"

3 7/8 turns: 10 3/4"

This helix rises 3 1/8" per turn and has a maximum rise of 24 3/4"

5 1/2 turns: 17 "

8 1/2 turns: 22 3/8"

This helix rises 3 3/8" per turn and has a maximum rise of 20 1/8"

5 5/8 turns: 20 3/4"

2 1/2 turns: 8 1/8"

This helix rises 2 13/16" per turn and has a maximum rise of 11 3/8"

Available exit points in the top loop of this helix are at the following vertical rises: 6 1/8 turns: 15 7/8"

8 turns: 23 1/2"