Most bags and boxes will take a standard drop-bar road bike top tube bag or hardtail mountain bike with ease, but things get a little more difficult when it comes to time trial/triathlon machines and full-suspension rigs. This is one of the more extreme aero frames around so if this fits then whatever you’re riding should too – although we'd always advise checking the measurements (wheelbase, etc) to make sure. Each bag or box was packed, carried up flights of stairs, rolled, and dropped from a decent height to check for the case toughness. roswheel bicycle top tube bags were dragged around to check for abrasion, and we were generally much more abusive than we'd be with our own stuff.