• Picked up a new frame which has a 30.5mm seat tube - what are my options for a DI2 front derailleur band on adapter?

    I believe that's too narrow a tube for a 31.8mm Shimano one and too fat for the 28.6mm shimmed version. It's a Focus Izalco in AG2R livery and I've seen the AG2R team use band on ETAP where as the stock retail frames come with a braze on.

  • You need to add 0.65mm worth of thickness all round the tube.

    I'd use a layer of self-amalgamating tape (or insulation tape if you're cheap and you hate your bike, yourself and Tester), a few wraps of beverage can, then another layer of tape.

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