The part which is attached on the luggage carrier is 4 centimer wider (total 21 cm) than a normal bicycle bag. This bag is suitable for luggage carriers that are wider than 17 cm.
The external dimensions of the XL Electric are: L 40 x W 18 x H 32
For almost all battery / electric bikes we can make a bicycle bag. If there is a small space between the luggage carrier and the battery, this bicycle bag can be stored on your bike. The bags are attached with a strong quality Velcro.