Buckingham Large Port A Wrap III with Nickel Plated Steel 601LNBuckingham Large Port A Wrap III w Nickel Plated Steel (601LN) Buck PORT A WRAPS are compact rope friction devices designed for lowering heavy objects from height in a controlled and predictable manner. The Buck Port A Wrap has been widely popular among the modern day arborist, old school arborist would lower heavy wood by wrapping the lines around nearby trees causing damage to trees and often causing accidents. With the Buck Port A Wrap lowering