The Cinema FX freecoaster hub is team tested and approved. Built with proven KHE internals, the Cinema FX system features a ceramic bushing and sealed cartridge bearings. The custom hub body is CNC machined from 6061 -T6 aluminum and features staggered flange diameters to maximize flange strength and reduce weight. 14mm heat-treated chromoly axle with 6mm internal hex. Includes 3 slack adjustment washers allows fine tuning for riding preference.