a combination tumbler ring having an inside radius for engaging said hub and an outside circumference digitated with a plurality of tumbler ring micro fingers, each of said plurality of {HEAD ~ tumbler ring micro fingers} having a tumbler ring micro finger root and a tumbler ring micro finger crown, said {TAIL ~ outside circumference} having radius R′ at said tumbler ring micro finger root and radius R at said tumbler ring micro finger crown 
a combination tumbler ring having an inside radius for engaging said hub and an outside circumference digitated with a plurality of tumbler ring micro fingers , each of said plurality of { HEAD ~ tumbler ring micro fingers } having a tumbler ring micro finger root and a tumbler ring micro finger crown , said { TAIL ~ outside circumference } having radius R′ at said tumbler ring micro finger root and radius R at said tumbler ring micro finger crown
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH