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Patterson Metropolis Transmission - Features
Check out this video by Sam Patterson the inventor of the Patterson crankset!
Eurobike quick and dirty: FSA Metropolis groupset
Matt with FSA discusses the Metropolis groupset in this video.
Patterson Metropolis presented by Utah Trikes
Check out this video!
FSA Patterson Metropolis Drive - Trike Show - 04/27/15
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Patterson Belt drive geared bike
Check out this video!