Twin D-ring large heavy duty runners. Made of 1-23/32" (44 mm) flat solid nylon webbing with D-rings sewn in each end. Minimum breaking strength end to end 6,300 lbf. (28.02 kN), basket 13,600 lbf. (60.49 kN). Made in the U.S.A. NOTE: D-Rings are silver in color.