Quick Release, Top of Boom centre block, Outhaul System using Ronstan 20mm blocks.   Primary line is 3mm SK78 Dyneema in dark grey and a range of colours.  The standard 4mm secondary control line rope is SK78 Dyneema cored/Polyester covered Robline Dinghy Control, or you can choose the premium Polytech line which is harder wearing with a Technora®/ Dyneema® cover.  Finally, choose the length of line for the handle type that you like to use.  If you want the system optimised for the 4.7 rig select that option under 'System Options' at the bottom of this page. Main photo shows system with red primary line and Control secondary in red/white.