KitHelix™ N scale, 1 track, 17.0"/2.60%, 4 turns radius18-0

KitHelix™ N scale, 1 track, 17.0"/2.60%, 4 turns radius18-0This helix rises 2 3 4" per turn and has a maximum rise of 11 1 8". Available exit points in the top loop of this helix are at the following vertical rises: 3 1 8 turns: 8 5 8", 3 1 4 turns: 9 ", 3 3 8 turns: 9 3 8", 3 1 2 turns: 9 3 4", 3 5 8 turns: 10 1 8", 3 3 4 turns: 10 3 8", 3 7 8 turns: 10 3 4", 4 turns: 11 1 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate.

This helix rises 2 9/16" per turn and has a maximum rise of 13"

6 3/4 turns: 17 1/2"

This helix rises 3 1/8" per turn and has a maximum rise of 18 7/8"

5 1/2 turns: 14 3/4"

2 5/8 turns: 8 7/8"

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

Available exit points in the top loop of this helix are at the following vertical rises: 5 1/8 turns: 15 3/8"

4 1/2 turns: 11 1/2"

3 7/8 turns: 12 1/8"

1 5/8 turns: 5 1/4"

Available exit points in the top loop of this helix are at the following vertical rises: 7 1/8 turns: 20 3/4"

6 1/4 turns: 16 7/8"