KitHelix™ N scale, 1 track, 18.0"/2.40%, 3 turns 7turn

KitHelix™ N scale, 1 track, 18.0"/2.40%, 3 turns 7turnThis helix rises 2 11 16" per turn and has a maximum rise of 8 1 8". Available exit points in the top loop of this helix are at the following vertical rises: 2 1 8 turns: 5 3 4", 2 1 4 turns: 6 1 8", 2 3 8 turns: 6 1 2", 2 1 2 turns: 6 3 4", 2 5 8 turns: 7 1 8", 2 3 4 turns: 7 1 2", 2 7 8 turns: 7 3 4", 3 turns: 8 1 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate.

Not included:

This helix rises 3 1/2" per turn and has a maximum rise of 14"

3 3/4 turns: 10 "

7 5/8 turns: 24 7/8"

This helix rises 2 15/16" per turn and has a maximum rise of 17 1/2"

3 turns: 8 "

7 3/4 turns: 23 1/8"

4 turns: 10 1/4"

5 1/2 turns: 14 1/2"

5 7/8 turns: 18 7/8"

4 turns: 12 7/8"

4 3/8 turns: 13 3/8"