KitHelix™ N scale, 1 track, 15.0"/2.90%, 8 turns radius16-0

KitHelix™ N scale, 1 track, 15.0"/2.90%, 8 turns radius16-0This helix rises 2 3 4" per turn and has a maximum rise of 21 7 8". Available exit points in the top loop of this helix are at the following vertical rises: 7 1 8 turns: 19 1 2", 7 1 4 turns: 19 7 8", 7 3 8 turns: 20 1 8", 7 1 2 turns: 20 1 2", 7 5 8 turns: 20 7 8", 7 3 4 turns: 21 1 8", 7 7 8 turns: 21 1 2", 8 turns: 21 7 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more

Available exit points in the top loop of this helix are at the following vertical rises: 7 1/8 turns: 20 1/8"

3 5/8 turns: 9 1/4"

6 1/2 turns: 19 "

4 1/2 turns: 13 1/8"

2 1/2 laps and 3 1/2 laps which is one whole loop taller

8 3/4 turns: 22 7/8"

4 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: 5 1/8 turns: 14 1/2"

3 3/4 turns: 9 1/2"

Available exit points in the top loop of this helix are at the following vertical rises: 6 1/8 turns: 17 7/8"

3 3/4 turns: 10 1/8"

9 3/4 turns: 24 7/8"