We have made up the ideal top cleating rope from a RS Aero Halyard - includes the splice to tie your pull up rope to. It is an easy smooth solution to pulling up your halyard. This does not contain the pull up/unlceat rope halyard. The Rooster RS Aero 5mm Pro Halyard Loop overall finished length is 79.5cm Note: Colour of the rope and stopper may vary. There are 2 versions of the loop available, either the RS Aero 4mm standard Halyard Loop type made from Rooster Easysplice or this one, the stronger RS;Aero 5mm Pro Halyard Loop made from Rooster Allspec Pro rope. About: Rooster AllSpec Pro™ has a Dyneema® SK78 core and hard wearing 16-plait cover. (5mm dia.). Rooster Easysplice is a softer 4mm dia. rope with a mix of Dyneema® outer jacket and a polyester core. Read more about the Pro loop here.