Flatline forged wheels combine lightweight race-inspired design with high level CNC machine detail. Precision CNC Machined from Radial Forged 6061-T6 Aluminum Smooth rolled rim lip featuring a CNC perimeter cut for reduced weight & style Accepts Ness Cartridge Type Wheel Hubs Flatline wheel inserts are available separately & allow rider to add an anodize color or carbon fiber accents to any FlatLine wheel Rigorous quality control ensures superior radial and lateral runout accuracy Structurally tested to meet or exceed DOT, JAS and TUV International Load Ratings Available Sizes: 19" x 3.25" / 21" x 3.5" / 18" x 5.5" Finish: Chrome finish with laser engraved Arlen Ness® logo *Note: Sold as rim only, requires purchase of Arlen Ness Cartridge Hub Kit. Choose your rim size and then the correct hub kit per your application/model (rim sold separate from hub)