The present invention relates to a retractable cover system for a truck trailer body and, in particular, to a retractable tarpaulin cover that may be operated by {HEAD ~ manipulation} of {TAIL ~ a single winder pulley} and endless cable arrangement to cover a trailer body of a truck 
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The present invention relates to a retractable cover system for a truck trailer body and , in particular , to a retractable tarpaulin cover that may be operated by { HEAD ~ manipulation } of { TAIL ~ a single winder pulley } and endless cable arrangement to cover a trailer body of a truck
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