In this week’s pod Sean and John revisit John’s planned trip to China, https://www.johngalloway.online/And continue to muse on the spec for his bike. A frame has been selected, wheels just about sorted and the dynamo system chosen. What about the gears then? There are SO many options and this is confounded by the face that John was yet to choose between flat or drop bars. Join us as decisions are made, products are ordered and we just might reach the final spec sheet for John’s expedition bike. Some links as promised in the show.Gradient calculator https://www.cyclingabout.com/gradient-threshold-steepest-hill/Compatibility chart GRXhttps://productinfo.shimano.com/#/com?cid=C-453&acid=C-454Wide range cassettes for bikepackinghttps://bikepacking.com/index/wide-range-cassettes/Drivetrain efficiencyhttps://www.cyclingabout.com/drivetrain-efficiency-difference-speed-between-1x-2x/

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