KitHelix™ N scale, 1 track, 21.0"/2.40%, 4 turns radius17-5

KitHelix™ N scale, 1 track, 21.0"/2.40%, 4 turns radius17-5This helix rises 3 3 16" per turn and has a maximum rise of 12 5 8". Available exit points in the top loop of this helix are at the following vertical rises: 3 1 8 turns: 9 7 8", 3 1 4 turns: 10 1 4", 3 3 8 turns: 10 3 4", 3 1 2 turns: 11 1 8", 3 5 8 turns: 11 1 2", 3 3 4 turns: 11 7 8", 3 7 8 turns: 12 1 4", 4 turns: 12 5 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more

5 5/8 turns: 17 1/4"

This helix rises 2 13/16" per turn and has a maximum rise of 22 5/8"

3 5/8 turns: 9 3/8"

This helix rises 3 3/4" per turn and has a maximum rise of 18 7/8"

4 1/2 turns: 12 5/8"

7 turns: 20 "

4 5/8 turns: 13 7/8"

3 3/4 turns: 12 "

7 1/2 turns: 19 3/4"

3 7/8 turns: 14 1/2"

6 7/8 turns: 19 1/8"

5 3/4 turns: 17 5/8"