A combination lock with a combination dial operatively linked to a drive cam and a plurality of tumbler wheel assemblies rotatably stacked on a hub to form a tumbler stack within a lock case, each of said plurality of {TAIL ~ tumbler wheel assemblies} having a tumbler gate, said drive cam having {HEAD ~ a drive cam gate} for engaging a nose of a pivotable fence lever arm, and said pivotable fence lever arm for retracting a slideable lock bolt when a correct combination is dialed, said combination lock comprising: 
A combination lock with a combination dial operatively linked to a drive cam and a plurality of tumbler wheel assemblies rotatably stacked on a hub to form a tumbler stack within a lock case , each of said plurality of { TAIL ~ tumbler wheel assemblies } having a tumbler gate , said drive cam having { HEAD ~ a drive cam gate } for engaging a nose of a pivotable fence lever arm , and said pivotable fence lever arm for retracting a slideable lock bolt when a correct combination is dialed , said combination lock comprising :
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