KitHelix™ N scale, 1 track, 15.5"/2.80%, 7 turns Helix upgrade spiral direction:CounterClockwise is upgrade

KitHelix™ N scale, 1 track, 15.5"/2.80%, 7 turns Helix upgrade spiral direction:CounterClockwise is upgradeThis helix rises 2 3 4" per turn and has a maximum rise of 19 1 8". Available exit points in the top loop of this helix are at the following vertical rises: 6 1 8 turns: 16 3 4", 6 1 4 turns: 17 ", 6 3 8 turns: 17 3 8", 6 1 2 turns: 17 3 4", 6 5 8 turns: 18 1 8", 6 3 4 turns: 18 3 8", 6 7 8 turns: 18 3 4", 7 turns: 19 1 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate.

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

8 7/8 turns: 23 3/8"

Instructive track markings and access holes for easy wiring and assembly

the possibilities are endless

7 3/4 turns: 21 7/8"

This helix rises 2 5/8" per turn and has a maximum rise of 23 3/4"

This helix rises 2 3/4" per turn and has a maximum rise of 8 1/8"

4 3/4 turns: 12 1/2"

4 1/4 turns: 12 7/8"

This helix rises 2 9/16" per turn and has a maximum rise of 10 1/8"

Available exit points in the top loop of this helix are at the following vertical rises: 2 1/8 turns: 5 3/8"

which provides a margin of safety over NMRA standards