KitHelix™ N scale, 1 track, 16.0"/2.70%, 2 turns Helix upgrade spiral direction:CounterClockwise is upgrade

KitHelix™ N scale, 1 track, 16.0"/2.70%, 2 turns Helix upgrade spiral direction:CounterClockwise is upgradeThis helix rises 2 11 16" per turn and has a maximum rise of 5 3 8". Available exit points in the top loop of this helix are at the following vertical rises: 1 1 8 turns: 3 ", 1 1 4 turns: 3 3 8", 1 3 8 turns: 3 3 4", 1 1 2 turns: 4 1 8", 1 5 8 turns: 4 3 8", 1 3 4 turns: 4 3 4", 1 7 8 turns: 5 1 8", 2 turns: 5 3 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate.

Instructive track markings and access holes for easy wiring and assembly

2 1/2 turns: 7 1/2"

Our construction system uses alignment jigs (included in your kit)

6 5/8 turns: 19 3/8"

Custom cut spacer blocks based on specific grade of your helix

3 3/8 turns: 8 7/8"

Available exit points in the top loop of this helix are at the following vertical rises: 6 1/8 turns: 15 5/8"

2 top panels that secure together to create the sub-roadbed

5 3/8 turns: 14 1/2"

4 1/4 turns: 11 1/4"

This helix rises 2 15/16" per turn and has a maximum rise of 23 3/8"

7 1/4 turns: 19 1/8"