Superstar are already doing 110bcd ones : http://www.superstarcomponents.com/en/cyclocross-io-chainring-narrow-wide-style.htm
yeah they've been talking about it for ages. Wonder when that page went live - I checked just a few days ago :) options appear to be anything you like as long as it's 110 38t
@Howard started
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Superstar are already doing 110bcd ones : http://www.superstarcomponents.com/en/cyclocross-io-chainring-narrow-wide-style.htm