27 Aug 2017 Þorsteinn Sigurbjörnsson Uncategorized August 27, 2017 Þorsteinn Sigurbjörnsson Rafnar 850 CG Rafnar 850 RIB from Rafnar on sea-trial with the Icelandic Coast Guard. Inboard Volvo Penta diesel with a water-jet, SOLAS certified with a single hoist system makes Rafnar 850 an ideal tender for larger mother vessels.