Hub-shell: alu 6061-T6.
Axle: female Cr-Mo 4130, heat-treated (accepts 8mm hex head).
Bolts: hollow Cr-Mo 3/8x24T, heat-treated (17mm wrench or 8mm Allen key).
Optional Bolts: solid Cr-Mo 3/8x24T, heat-treated (recommended for use with pegs).
Cones: alu 7075 (threaded from the driving side).
Bearings: 5 precision sealed bearings (x3 in driver, x2 in hub shell).
Driver: Cr-Mo 1-pc, 9T.
Pawls: 6 pawls design with 6 individual, double springs (Q-lite).
Engagement points: 30.
Weight: 423g / 14.92oz. (Cr-Mo axle), 351g / 12.38oz. (alu axle).