This Low Profile Quick Release Passenger Sissy Bar provides a passenger with enhanced comfort and support without diminishing the bike’s appealing style. This steel back stop provides reliable support to keep the passenger comfortably in place on the seat. Easy, no-tools, quick-release installation: The backrest locks onto saddlebag mounting posts. For bikes without saddlebags, Quick Release Mounting Spools are required (sold separately). A cushioned Backrest Pad is also required (sold separately).