Adams Machinery > Dialog Box - F1 Help > Chain - Contact and Mass for Roller, Silent (2D, 3D Links)

Chain - Contact and Mass for Roller, Silent (2D, 3D Links)

Machinery → Create Chain
 
For the option
Do the following
Chain link
Defining Mass Properties
Mass
Enter the mass of the link parts.
Center of Mass location with respect to part
Enter the x, y, and z values of the location offset. You can offset the center of mass and inertia markers of the link parts a specified distance from the link parts' location. The part locations and orientations are above in Chain link geometry.
Inertia
Ixx/Iyy/Izz
Enter the values that define the principal mass-inertia components of the link parts. The part locations and orientations are shown in Chain link geometry above.