RBS 15 Mk. II Range 70+ km. Designed to be launched from a number of different platforms, such as land-based launchers, aircraft, and ships. RBS 15SF Mk. II version for Finland. Local designation MTO 85 (Meritorjuntaohjus 1985) RBS 15 Mk. III New turbojet engine Microturbo TRI 60-5 with 4.4 kN (990 lbf) of thrust, range over 200 km, with added land attack capability. New warhead (increased penetration and insensitive munitions qualification) from TDW. There is only a ship launched version. Production started in 2004. New oval launch tubes instead of the old box type. RBS 15F ER Aircraft launched version of the Mk. III RBS 15SF-3 Finnish-Swedish modernization of the Finnish Mk. IISFs. Finnish designation MTO 85M. Range was increased to over 100 km, the changes further incorporated more waypoints and better ability to overcome obstacles. RBS 15 Mk. IV Gungnir Range , Navigation INS and Anti-Jam GPS, Target seeker J-band active radar, Launchable from air, land and sea Ordered in March 2017 by Sweden. Has better range, a better seeker and lower weight. It has the ability to knock out a wide range of sea and land targets, all-weather capability and a modular design that allows for future upgrades. To be carried by Visby-class corvettes and JAS Gripen E. Will be delivered between 2017 and 2026 and fully operational in the mid-2020s. RBS 15Mk4 and RBS Mk4 Air was earlier known as RB 15Mk3+ & RB 15F-ER, RBS 15 Gungnir is the system level name Operators Current operators Used by the Algerian National Navy on its two MEKO 200 frigates. Primary weapon of the Croatian Navy for its five guided missile boats and three coastal systems mounted on Tatra trucks. In total, 48 Mk.I units are in service. Plans for upgrading 21 missiles to a standard incorporating elements from both the Mk.II and the Mk.III versions was cancelled in 2009 due to budget restraints but light software upgrades were continuously executed and have improved the missiles' navigation, precision and electronic defence. The latest of this upgrades was conducted in 2010 as part of usual service works. Unexpectedly though, in August 2014 the Croatian government decided to send at least 20 Croatian RBS 15 missiles through an overhaul program so as to keep them operational and current for another 10 years. The missiles are to receive upgrades to increase their range to about 90–100 km as well as to improve