KR Rook Single Tote is an awesome single tote that includes separate space for your ball and your shoes. This bag is offered in a wide variety of colors.
Does this bag have a strap to piggy back onto the handle of another bag?
This bag does not have the strap to connect this to the handle of a roller bag. Here is a link to view the KR Strikeforce bags that are designed to connect to the handle of a roller bag: https://www.bowling.com/shopping/all/bowling-bags/all?brand=11&holds-shoes=7&balls-held=25&bag-type=18