KitHelix™ N scale, 2 track, 21.0"/2.10%, 23.0"/1.92%, 6 turns outergrade2-61

KitHelix™ N scale, 2 track, 21.0"/2.10%, 23.0"/1.92%, 6 turns outergrade2-61This helix rises 2 3 4" per turn and has a maximum rise of 16 5 8". Available exit points in the top loop of this helix are at the following vertical rises: 5 1 8 turns: 14 1 4", 5 1 4 turns: 14 1 2", 5 3 8 turns: 14 7 8", 5 1 2 turns: 15 1 4", 5 5 8 turns: 15 5 8", 5 3 4 turns: 15 7 8", 5 7 8 turns: 16 1 4", 6 turns: 16 5 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more

8 3/4 turns: 22 1/4"

No special tools required

4 3/4 turns: 14 "

7 3/4 turns: 22 1/2"

5 7/8 turns: 17 3/8"

This helix rises 3 3/16" per turn and has a maximum rise of 25 5/8"

Available exit points in the top loop of this helix are at the following vertical rises: 4 1/8 turns: 14 5/8"

3 7/8 turns: 13 3/8"

4 7/8 turns: 12 1/2"

6 7/8 turns: 20 "

This helix rises 2 7/8" per turn and has a maximum rise of 14 1/4"

5 1/4 turns: 20 3/4"