The hitch climber system has become one of the most popular methods for climbing MRS in the tree care industry. We have now intergrated this kit to be used with a positioning lanyard. This system contains (1) ArborMAX Flame 24-Strand Positioning Lanyard (1) DMM Triple Attachment Pulley, (2) DMM Ultra O Locksafe Aluminum Oval Carabiners and (1) Yale Bee-Line 8mm Eye to Eye Prusik. This system works best with a 7/16" (11mm) diameter climbing line.