Relaxed and safer riding for the pillion passenger due to extra high backrest and comfortable back pad. Quick-release system for attaching and removing the complete sissybar from the motorbike in seconds without tools. Softail Low Rider S FXLRS. Harley Davidson Softail Low Rider (FXLR) 2018 2019 2020.Harley Davidson Softail Low Rider S FXLRS 2020 2021. This item is in the category "Vehicle Parts & Accessories\Motorcycle Parts\Seats & Seat Parts\Backrests & Sissy Bars". The seller is "motea-uk" and is located in this country: DE. This item can be shipped worldwide.