MK5 RF VariantMarch 2, 2016/in New Developments /by HookMarineNew developments by Hook Marine include the MK5 RF variant of the KRANSKAN™ and the SeaWise Stability Monitor. 0 0 HookMarine HookMarine2016-03-02 15:05:322016-03-02 15:05:32MK5 RF Variant