Most hubs include everything you need for ABS or non-ABS Harley applications regardless of your wheel diameter. Cartridge hub features both wheel bearings pre-set for optimum radial and lateral run out accuracy. Lightweight coped design provides form and function for superior styling as well as performance. Pre-locktited premium grade hardware included with each hub. Arlen Ness® proprietary billet aluminum wheel hub design. Installs to Ness wheels in minutes with simple tools. Accepts factory or aftermarket hub mounted 5-bolt hub mounted rotors, specially designed lightweight adapters for spoke mounted floating rotors also available..