Rigid Inflatable Boat Nautilus 11 DLX Karel Overlaet, RIB Advocate The Nautilus 11 DLX is the perfect blend of thoughtful design, top-of-the-line features, and elegant craftsmanship. Others Also Read...RIB Photo Contest 2023 Crowns Its WinnersWhy AB in 60 Seconds: Nautilus 14 DLXAB Inflatables Nautilus 15 DLX RIB TenderAB Nautilus 15 DLX Rigid Inflatable Boat as a Tender