KitHelix™ HO scale, 1 track, 29.0"/2.80%, 3 turns Helix upgrade spiral direction:Clockwise is upgrade

KitHelix™ HO scale, 1 track, 29.0"/2.80%, 3 turns Helix upgrade spiral direction:Clockwise is upgradeThis helix rises 5 1 8" per turn and has a maximum rise of 15 1 4". Available exit points in the top loop of this helix are at the following vertical rises: 2 1 8 turns: 10 7 8", 2 1 4 turns: 11 1 2", 2 3 8 turns: 12 1 8", 2 1 2 turns: 12 3 4", 2 5 8 turns: 13 3 8", 2 3 4 turns: 14 ", 2 7 8 turns: 14 5 8", 3 turns: 15 1 4" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate.

3 turns: 7 3/4"

6 1/4 turns: 21 3/4"

(This DoubleHelix™ Connector kit is specifically designed to match Kato Unitrack curves with radius 12

7 1/2 turns: 22 1/4"

6 7/8 turns: 24 5/8"

Please note: This helix has a grade greater than 3

6 turns: 20 5/8"

7 3/8 turns: 21 5/8"

7 turns: 17 7/8"

This helix rises 4 5/16" per turn and has a maximum rise of 8 5/8"

6 5/8 turns: 23 7/8"

5 1/4 turns: 18 7/8"