The Ultralight 10mm Tether weighs 40% less than standard 11mm saddle hunting ropes, but delivers over twice the breaking strength. Rated for 12,000 lbs, the Ultralight 10mm Tether is built from a material that's stronger than steel, and is compatible with the Ropeman 1 mechanical ascender for easy one-handed use. Latitude Outdoors Ultralight 10mm Tether 850039447099