A bad "hammer toe" on both feet, Carl (Dr. Scholl's is no good for them - 2x14 weeks off my feet is the answer)

But, they do call that balancer/damper/pulley it as you did:
http://www.bhjdynamics.com/index.php?main_page=product_info&cPath=1_2_35&products_id=39

Attachments
Hammertoe.jpg (15.12 KB, 82 downloads)
pedant.png (14.87 KB, 80 downloads)