Helix Kits by Vertical Rise - HO (page 1)

Click your desired vertical rise in the column that matches the configuration of your helix. If there are more than one link with your desired rise, select which helix best meets your needs by comparing radius and/or grade shown in the left columns.

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Radius in Grade % Rise/turn in 1/8 1/4 3/8 1/2 5/8 3/4 7/8 1
30 2.4 4.5 5.1 5.7 6.2 6.8 7.4 7.9 8.5 9.0
24 3.0 4.5 5.1 5.7 6.2 6.8 7.4 7.9 8.5 9.0
25 2.9 4.6 5.1 5.7 6.3 6.8 7.4 8.0 8.5 9.1
29 2.5 4.6 5.1 5.7 6.3 6.8 7.4 8.0 8.5 9.1
28 2.6 4.6 5.1 5.7 6.3 6.9 7.4 8.0 8.6 9.1
26 2.8 4.6 5.1 5.7 6.3 6.9 7.4 8.0 8.6 9.1
27 2.7 4.6 5.2 5.7 6.3 6.9 7.4 8.0 8.6 9.2
30 2.5 4.7 5.3 5.9 6.5 7.1 7.7 8.2 8.8 9.4
25 3.0 4.7 5.3 5.9 6.5 7.1 7.7 8.2 8.8 9.4
29 2.6 4.7 5.3 5.9 6.5 7.1 7.7 8.3 8.9 9.5
26 2.9 4.7 5.3 5.9 6.5 7.1 7.7 8.3 8.9 9.5
27 2.8 4.8 5.3 5.9 6.5 7.1 7.7 8.3 8.9 9.5
28 2.7 4.8 5.3 5.9 6.5 7.1 7.7 8.3 8.9 9.5
30 2.6 4.9 5.5 6.1 6.7 7.4 8.0 8.6 9.2 9.8
26 3.0 4.9 5.5 6.1 6.7 7.4 8.0 8.6 9.2 9.8
27 2.9 4.9 5.5 6.1 6.8 7.4 8.0 8.6 9.2 9.8
29 2.7 4.9 5.5 6.1 6.8 7.4 8.0 8.6 9.2 9.8
28 2.8 4.9 5.5 6.2 6.8 7.4 8.0 8.6 9.2 9.9
30 2.7 5.1 5.7 6.4 7.0 7.6 8.3 8.9 9.5 10.2
27 3.0 5.1 5.7 6.4 7.0 7.6 8.3 8.9 9.5 10.2
29 2.8 5.1 5.7 6.4 7.0 7.7 8.3 8.9 9.6 10.2
28 2.9 5.1 5.7 6.4 7.0 7.7 8.3 8.9 9.6 10.2
30 2.8 5.3 5.9 6.6 7.3 7.9 8.6 9.2 9.9 10.6
28 3.0 5.3 5.9 6.6 7.3 7.9 8.6 9.2 9.9 10.6
29 2.9 5.3 5.9 6.6 7.3 7.9 8.6 9.2 9.9 10.6

 

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