Originally Posted by fietsbob

Amsterdammers frequently use their rear racks on their Opa/Oma bikes as side saddle people carriers .

as a Mechanic when I Mounted my Touring bike's racks I sought out higher strength steel Bolts

an indication is the stamping of 8.8 on the 8mm hex of a 5mm bolt. [for example]

and loc-tite ed them to not come loose.