Seller notes

JT Twinstar Hybrid Rear Sprocket 50 Tooth HONDA CR CRF XR The core of the JT TwinStar is a lightweight aviation grade Ergal 7075-T6 Aluminium, precision made using state of the art laser cutting and CNC machining. The steel outer ring is heat-induction hardened to create a sprocket which will last up to six times longer than a standard 7075-T6 aluminium sprocket. Fully heat treated for higher wear resistance. Meet or exceed Japanese OEM standards. Optimum design for light weight and strength. Fi...

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