KitHelix™ N scale, 2 track, 20.0"/2.80%, 22.0"/2.55%, 5 turns outergrade2-18

KitHelix™ N scale, 2 track, 20.0"/2.80%, 22.0"/2.55%, 5 turns outergrade2-18This helix rises 3 1 2" per turn and has a maximum rise of 17 5 8". Available exit points in the top loop of this helix are at the following vertical rises: 4 1 8 turns: 14 1 2", 4 1 4 turns: 15 ", 4 3 8 turns: 15 3 8", 4 1 2 turns: 15 7 8", 4 5 8 turns: 16 1 4", 4 3 4 turns: 16 3 4", 4 7 8 turns: 17 1 8", 5 turns: 17 5 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate.

7 1/2 turns: 23 3/8"

Available exit points in the top loop of this helix are at the following vertical rises: 7 1/8 turns: 21 3/4"

6 5/8 turns: 23 1/2"

4 3/4 turns: 13 1/2"

This helix rises 3 1/4" per turn and has a maximum rise of 9 3/4"

8 1/4 turns: 21 1/4"

5 3/4 turns: 16 "

Available exit points in the top loop of this helix are at the following vertical rises: 4 1/8 turns: 14 1/2"

2 3/8 turns: 8 1/8"

4 5/8 turns: 17 7/8"

Available exit points in the top loop of this helix are at the following vertical rises: 8 1/8 turns: 21 1/2"

3 turns: 13 1/4"