Hub-shell: alu 6061-T6.
Axle: 15mm female alu 7075-T6 with hard anodized surface.
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, push-in (both sides).
Bearings: 2 precision sealed bearings.
Size: 100x10mm.Holes: 36H, 32H.
Weight: 179g / 6.31 oz. (hollow bolts) ; 190g / 6.70 oz. (solid bolts).