The Audio rear cassette is United's higher end Cassette hub.featuring a solid and instant engagement system. heat treated 4130 Cromo hollow axle. fast sealed bearings and two removeable nylon hub guards. This hub has you covered for every type of riding. all at a great price!

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Product Specs

1. HUB TYPE:Cassette
2. AXLE:4130 Cromo hollow male axle
3. DRIVER:9T
4. SPOKE HOLES:36h
5. WEIGHT:TBC