Parent is suggesting combining 650b/27.5" wheel sets with large volume 27.5" tires. This gives you an outer wheel diameter near a 700c wheel. Something like thi

Parent is suggesting combining 650b/27.5" wheel sets with large volume 27.5" tires. This gives you an outer wheel diameter near a 700c wheel. Something like this Durano 27.5 x 1.10 tire [1] and sealant would make for a bomb proof commuter. [1] https://www.schwalbetires.com/bike_tires/racing_tires/durano_dd https://www.schwalbetires.com/bike_tires/racing_tires/durano...