The Vandero hub is back and better than ever. This new PRO version of the Vandero is a precision sealed hub with proven in-bound 3/8\" axle bolts and two plastic guards. 7075-T6 aluminum hub shell. 6903RS sealed cartridge ball bearings. Precision bored fully concentric bearing seats for a smoother spin and prolonged bearing life. 17mm 7075-T6 aluminum axle with steel helicoil thread inserts. 3/8\" heat-treated chromoly axle bolts with 17mm wrench flats and a 6mm hex slot. Replaceable plastic hub guards included. Axle: 3/8x24tpi Female Bolts. Bearing Size: 2x 6903. Weight: 320g / 11.3oz. ###section### Product Specs AXLE SIZE: Female SPOKE HOLES: [PRODUCT_PROPERTY_SPOKE HOLES}] BEARINGS: Sealed WEIGHT: 320g / 11.3oz