The Odyssey Hexagram cassette hub features a lightweight 7075-T6 aluminum hub shell, a chromoly center axle, 14mm chromoly axle bolts, precision sealed bearings, 1pc chromoly driver, and a reversible 6-pawl engagement system for RHD/LHD use. The Antigram v2 hub now uses the same hub guard as the Clutch v2 to address all your grinding needs
Center Axle: 17mm Chromoly
Driver: 9T, 1-pc Chromoly