Thule Pack 'n Pedal Commuter Bike Small Pannier Designed to perfectly fit Thule Tour Rack, but will mount on virtually any rack (tubes 8-16mm) Easy to mount with our patented mounting system, including Rare Earth Magnet for easy fitting and removal Easy to carry off the bike; no attachments sticking out thanks to Thule's patented mounting system Laptop sleeve holds up to a 15 computer