No Stupid Question: About Those Expedition Bike Upgrades…

A reader writes: I have two questions for you if I may, both arising from your April 2023 post: Oxford Bike Works Expedition: New Upgrades For 2023. Both are of interest as I am in the process of “upgrading” the Roberts Roughstuff bikes I bought for me and my wife for our honeymoon tour of southern Iceland in 1997.