KitHelix™ N scale, 1 track, 20.0"/2.90%, 3 turns radius17-0

KitHelix™ N scale, 1 track, 20.0"/2.90%, 3 turns radius17-0This helix rises 3 5 8" per turn and has a maximum rise of 10 7 8". Available exit points in the top loop of this helix are at the following vertical rises: 2 1 8 turns: 7 3 4", 2 1 4 turns: 8 1 4", 2 3 8 turns: 8 5 8", 2 1 2 turns: 9 1 8", 2 5 8 turns: 9 5 8", 2 3 4 turns: 10 ", 2 7 8 turns: 10 1 2", 3 turns: 10 7 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate.

2 3/4 turns: 9 "

Precision cut parts from birch plywood

9 turns: 24 7/8"

1 7/8 turns: 6 5/8"

7 turns: 23 "

5 turns: 14 7/8"

8 3/4 turns: 22 5/8"

This helix rises 3 1/2" per turn and has a maximum rise of 17 5/8"

6 1/4 turns: 22 1/4"

5 3/8 turns: 18 7/8"

7 turns: 23 1/2"

8 1/2 turns: 23 3/4"