PORT A WRAP NOTCH MEDIUM PRODUCT DESCRIPTION AND USES The Port a Wrap Notch is a lightweight and compact friction device designed for Tree Climbing controlled rigging phases. A Product born in the 1990s that has always proven reliable in many situations. It is possible to anchor the device with a sling and use a 14 mm rope. We recommend the use of the Yale Double Esterlon 14 for a better diameter/rope strength ratio. Thanks to its stainless steel formation, this wrap holder does not suffer any weather conditions or even storage. TECHNICAL DATA. Manufacturer: NOTCH Material: Stainless steel Breaking load: 88.9 kN Recommended working capacity: 8.8 kN Rope max: 14 mm Weight: 2.26 kg