# Spring Reaction Forces
WARNING
GSA-Grasshopper plugin is pre-release and under active development, including further testing to be undertaken. It is provided "as-is" and you bear the risk of using it. Future versions may contain breaking changes. Any files, results, or other types of output information created using the plugin should not be relied upon without thorough and independent checking.
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# Description
Spring Reaction Force result values
Note: This is a dropdown component and input/output may vary depending on the selected dropdown
# Input parameters
 | Result List | Result | Result |
 | List | Node filter list | Filter the Nodes by list. (by default 'all') Node list should take the form: 1 11 to 72 step 2 not (XY3 31 to 45) Refer to help file for definition of lists and full vocabulary. |
# Output parameters
 | Unit Number Force Tree | Force X | * Reaction Forces in X-direction in Global Axis. |
| Unit Number Force Tree | Force Y | * Reaction Forces in Y-direction in Global Axis. |
| Unit Number Force Tree | Force Z | * Reaction Forces in Z-direction in Global Axis. |
| Unit Number Force Tree | Force |XYZ| | * Combined |XYZ| Reaction Forces in Global Axis. |
| Unit Number Moment Tree | Moment XX | * Reaction Moments around X-axis in Global Axis. |
| Unit Number Moment Tree | Moment YY | * Reaction Moments around Y-axis in Global Axis. |
| Unit Number Moment Tree | Moment ZZ | * Reaction Moments around Z-axis in Global Axis. |
| Unit Number Moment Tree | Moment |XXYYZZ| | * Combined |XXYYZZ| Reaction Moments in Global Axis. |
 | Text List | Nodes IDs | Node IDs for each result value |