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The Masi Bikes carbon CXRC Expert was one of several show bikes to feature the Ultegra RX805-GS clutch-based rear derailleur. 2018 Sea Otter Classic cyclocross and gravel new products. © Cyclocross Magazine

The Masi Bikes carbon CXRC Expert was one of several show bikes to feature the Ultegra RX805-GS clutch-based rear derailleur. 2018 Sea Otter Classic cyclocross and gravel new products. © Cyclocross Magazineundefined