Industry Nine Hydra Classic Rear Hub - 12 x 157mm 6-Bolt XD Lime 32H Cassette Cogs-11-13-15-18-21-24-28-34 SmartX™ locking system with Bluetooth

SmartX™ locking system with Bluetooth – high-quality keyless locking offers user-friendly operation

Low profile center tread rolls fast and has small paddles for climbing and braking traction

Cartridge Type Threaded Included Cartridge Yes Cartridge Size 38 Defined Color Black

Hidden removable fender mounts

Tooth Count 42 Ring Position/Type Chain Retaining Single Ring Drivetrain Speeds 12 Chainring BCD 107 Color Black Defined Color Black Material Aluminum

Industry Nine Hydra Classic Rear Hub - 12 x 157mm 6-Bolt XD Lime 32H Cassette Cogs-11-13-15-18-21-24-28-34 SmartX™ locking system with BluetoothIndustry Nine Hydra Classic Rear Hub 12 x 157mm 6 Bolt XD Lime 32H. Industry Nine Hydra Classic hubs are the heart of your wheelset everything revolves around them literally. Every Classic Hydra hub is made start to finish in Asheville NC. From turning and milling bar stock 7075 T6 aluminum for shells axles and encaps wire EDM cutting A2 tool steel for pawls and driverings to in house anodization lab every step of design engineering manufacturing and