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  • Looks like a 130. Just get your tape measure out and measure across an imaginary circle that the chain-set bolts make. The mm will be the BCD

    excellent, cheers .. that rusty knackered chain on there is already gone, replaced by the shop with a shiny KMC Z510
    online quick-BCD-calc http://www.bikeman.com/bicycle-repair-tech-info/bikeman-tech-info/1628-chainring-bcd

    can i get this to my phone .. no of course not, itsa POS with a crapoleum BT issue

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