KitHelix™ N scale, 2 track, 19.5"/2.40%, 21.5"/2.18%, 8 turns outergrade2-57

KitHelix™ N scale, 2 track, 19.5"/2.40%, 21.5"/2.18%, 8 turns outergrade2-57This helix rises 2 15 16" per turn and has a maximum rise of 23 1 2". Available exit points in the top loop of this helix are at the following vertical rises: 7 1 8 turns: 21 ", 7 1 4 turns: 21 3 8", 7 3 8 turns: 21 5 8", 7 1 2 turns: 22 ", 7 5 8 turns: 22 3 8", 7 3 4 turns: 22 3 4", 7 7 8 turns: 23 1 8", 8 turns: 23 1 2" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate.

2 turns: 6 1/2"

Included in this kit:

7 3/8 turns: 22 3/8"

5 1/2 turns: 15 3/4"

This helix rises 2 5/8" per turn and has a maximum rise of 23 3/8"

6 5/8 turns: 23 1/8"

Available exit points in the top loop of this helix are at the following vertical rises: 7 1/8 turns: 18 3/4"

4 1/4 turns: 11 "

5 turns: 15 7/8"

3 3/8 turns: 9 5/8"

6 1/2 turns: 17 "

5 turns: 15 "