KitHelix™ N scale, 1 track, 19.5"/2.70%, 6 turns Helix upgrade spiral direction:CounterClockwise is upgrade

KitHelix™ N scale, 1 track, 19.5"/2.70%, 6 turns Helix upgrade spiral direction:CounterClockwise is upgradeThis helix rises 3 5 16" per turn and has a maximum rise of 19 7 8". Available exit points in the top loop of this helix are at the following vertical rises: 5 1 8 turns: 17 ", 5 1 4 turns: 17 3 8", 5 3 8 turns: 17 3 4", 5 1 2 turns: 18 1 4", 5 5 8 turns: 18 5 8", 5 3 4 turns: 19 ", 5 7 8 turns: 19 3 8", 6 turns: 19 7 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate.

3 5/8 turns: 9 3/8"

8 3/4 turns: 24 3/8"

1 1/2 turns: 4 3/4"

This helix rises 2 15/16" per turn and has a maximum rise of 20 3/8"

This helix rises 2 9/16" per turn and has a maximum rise of 20 5/8"

Custom cut spacer blocks based on specific grade of your helix

4 adjustable height screw legs

7 1/4 turns: 23 1/4"

Available exit points in the top loop of this helix are at the following vertical rises: 5 1/8 turns: 18 1/2"

5 3/8 turns: 14 3/4"

6 1/2 turns: 18 "

1 7/8 turns: 6 1/4"