multiconfigurable joint
- can freely move at any rotation angle?
hinge joint
https://docs.unity3d.com/Manual/class-HingeJoint.html
- groups two Rigidbodys to move like they’re connected by a hinge
- A single Hinge Joint should be applied to a GameObject
- Rotates at the point specified by the Anchor property, moving around the specified Axis property.
The Hinge Joint has Spring, Motor, and Limits properties, which allow you to fine-tune the joint’s behaviors.