Facility Backrest Adj. (Riot & Boreal) SM213Riot Kayaks, seatDirect fitInstallationUnknownfits below kayaks Riot Kayaks BAYSIDE 10 Edge 13 skeg Edge 14.5 rudder thermo- Storm 17 rudder Edge 13 skeg thermo Epsilon T200 rudder thermo Marlin 12 Sedna rudder BAYSIDE 12 LV Edge 14.5 rudder BAYSIDE Tandem Edge 15 sRetailer verifiedSourcechecked 2026-09-10recorded for a year range