KitHelix™ N scale, 2 track, 17.0"/2.90%, 19.0"/2.59%, 7 turns grade3-00

KitHelix™ N scale, 2 track, 17.0"/2.90%, 19.0"/2.59%, 7 turns grade3-00This helix rises 3 1 8" per turn and has a maximum rise of 21 5 8". Available exit points in the top loop of this helix are at the following vertical rises: 6 1 8 turns: 19 ", 6 1 4 turns: 19 3 8", 6 3 8 turns: 19 3 4", 6 1 2 turns: 20 1 8", 6 5 8 turns: 20 1 2", 6 3 4 turns: 20 7 8", 6 7 8 turns: 21 1 4", 7 turns: 21 5 8" Our Design: Our construction system uses alignment jigs (included in your kit), making the build faster, easier and more accurate.

5 3/8 turns: 14 1/8"

3 3/8 turns: 12 3/8"

8 3/8 turns: 22 "

6 1/4 turns: 15 7/8"

5 turns: 14 1/8"

6 turns: 16 5/8"

This helix rises 2 9/16" per turn and has a maximum rise of 25 1/2"

3 3/4 turns: 10 7/8"

8 1/4 turns: 23 7/8"

5 turns: 15 1/2"

No need to build the helix in place

6 7/8 turns: 18 3/4"