The XR Ultegra model pairs a Praxis Works crankset with Shimano Ultegra derailleurs. Norco Search XR Ultegra.2018 Sea Otter Classic cyclocross and gravel new products. © Cyclocross Magazine

The XR Ultegra model pairs a Praxis Works crankset with Shimano Ultegra derailleurs. Norco Search XR Ultegra.2018 Sea Otter Classic cyclocross and gravel new products. © Cyclocross Magazineundefined