Sold SingularlyThe Back-Roller Design pannier is ideal for all of those who need only one bike pannier to accompany them to the office, the farmer’s market or a daytrip destination. And for extended bike tours, the Back-Roller Design can naturally be combined with a second Back-Roller Design or one of the many Back-Rollers in the standard ORTLIEB design. In any case, the waterproof Back-Roller pannier, with its proven roll closure and generous packing volume, is the all-rounder of bike panniers, ready to master any situation.The ORTLIEB Quick-Lock2.1 system allows you to attach the Back-Roller to virtually any bike rack. The shoulder strap, which you can simply detach before setting off on your bike, allows you to use the pannier as a shoulder bag once you reach your destination. The 20-litre interior of the Back-Roller Design is smartly subdivided into a large main compartment and a zippered mesh pocket.Specification:Fabric: PD620/PS490,Features: QL2.1,Height: 42cm,Width: 23 / 32cm,Depth: 17cm,Volume: 20L,Weight: 1900g.