Originally Posted by
joninkrakow
But how does this handle lateral shock? (side-to-side swing--like when turning or out-of-the-saddle pedaling or worse)?
Very well, in my experience.
Also, if you're worried about panniers popping off the rack, check out the Arkel securing system. I like it a lot--my Arkel Bug has cams that swivel out of the way when I pull the pannier up and then lock it on the rack when I put it down.