Bashlin's Rope Lanyards for transitioning obstacles when climbing or descending poles. 4016 Series - Offers a Standard Cam constructed in several materials with wear protection and snap-hook options. Standard 8' in length Snaphook options: Standard Steel, Steel Swivel, Aluminum Alloy Rope Construction options: Braided Rope with PVS wear cover, Braided Rope with Ballistic Nylon wear cover, Yale Uniline