Eclat Cortex Cassette Hub With Guards - LHDEclat's Cortex Hub is now available as a cassette style. It's a very high quality cassette hub packed with pro level features. The Cortex Cassette features a 6061 T6 alloy hub shell with a hardened chromoly 14mm male axle with a hex key inner axle for really easy maintenance. It also features two high quality hub bearings with three durable driver bearings, each hub comes with nylon Viper & Gong drive and non driveside hub guards for even more street