Round - Sissy Bar Backrest for '06+ Harley Davidson Dyna FXD Models (Wide Glide, Low Rider, Super Glide, Street Bob, Fat Bob) Fits: 2006-up Dyna models (except FLD) '13-up FXDB models equipped with a side-mount license plate require License Plate Relocation Kit P/N 67900130. Not for use with LED Rear Turn Signal kit P/N 67800055 or 67800056. Requires separate purchase of appropriate Docking Hardware Kit. Standard 13" tall sissy bar.