Grand Trunk Double Deluxe Parachute Nylon Hammock for Camping and Outdoors. Our hammock will hold as much as 400 lbs and springs with tree hanging straps/kit to safe your hammock to solid a structure or tree. We also come with two strong steel carabiners that attach to our included tree straps. Grand Trunk is primarily based in Salt Lake Town, Utah and has been making hammocks, straps and out of doors gear for over 20 years. Grand Trunk Hammocks use the most efficient rope, nylon and webbing we will be able to in finding.