KitHelix™ HO scale, 1 track, 27.0"/2.50%, 5 turns innergrade2-90

KitHelix™ HO scale, 1 track, 27.0"/2.50%, 5 turns innergrade2-90This helix rises 4 1 4" per turn and has a maximum rise of 21 1 4". Available exit points in the top loop of this helix are at the following vertical rises: 4 1 8 turns: 17 1 2", 4 1 4 turns: 18 ", 4 3 8 turns: 18 1 2", 4 1 2 turns: 19 1 8", 4 5 8 turns: 19 5 8", 4 3 4 turns: 20 1 8", 4 7 8 turns: 20 5 8", 5 turns: 21 1 4" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate.

8 3/4 turns: 25 1/8"

This helix rises 3 1/4" per turn and has a maximum rise of 25 3/4"

6 7/8 turns: 25 "

2 5/8 turns: 11 7/8"

3 5/8 turns: 10 7/8"

This helix rises 3 5/16" per turn and has a maximum rise of 20"

7 1/2 turns: 21 3/4"

1 3/8 turns: 4 "

4 7/8 turns: 19 1/4"

This helix rises 3 11/16" per turn and has a maximum rise of 18 3/8"

Available exit points in the top loop of this helix are at the following vertical rises: 3 1/8 turns: 12 3/8"

9 1/2 turns: 24 5/8"