A few years back someone posted a link to a blog or website of some folks who rode loaded Cross Checks on a bike tour circumnavigating the whole US. 8000 miles. Seems they did fine. Maybe you can find it with a web search.
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Gunnar Sport
Specialized Ruby
Salsa Vaya Ti
Novara Randonee x2
Motobecane Fantom CXX
Jamis Dakar XCR