... ; 2, Elongation<7%; 3, Sewing by electronic pattern sewing machines; 1"-4" Polyester Ratchet Tie Down Ratchet tie down are used for ... relax during transportation,safety,saving,light and easy to use, and no damage for cargo.1, Material: 100% high tenacity polyester;2 ... 43803, Working Length: As specified;4,Temperature range:-40°c--100°c;5, Safety factor: 2:1 or 3:16, Elongation<7% LOOSE ...