http://endurancesportswire.com/falco-introduces-possibly-the-worlds-first-tri-specific-wide-narrow-single-ring/
What's the go with this narrow wide thing?
Reduces the chance of chain drop on 1×n drivetrains, although MTBers seem to need clutched RDs to make it safe to dispense with any kind of chain guide.
@hippy started
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http://endurancesportswire.com/falco-introduces-possibly-the-worlds-first-tri-specific-wide-narrow-single-ring/
What's the go with this narrow wide thing?