Methods
<void>ikChain <node>startJoint <node>endJoint <boolean>createEndEffector
<boolean>RemoveChain <node>chainNode
Calling this method on the master controller causes all slave controllers in the chain to be replaced with default transform controllers (PRS). This method will support undo if it is enabled but will not turn undo on. This method does not cause viewports to be redrawn.
See also
HD IK controller chains can be assigned to existing hierarchies