Just received so no durability information yet. Note: They are plastic, not metal. I assumed metal from the photos, went through the list and couldn't find the material used anywhere. So not as heavy as we would like, but we'll see how they hold up.
4WD ORCISH Recovery Traction Boards Tracks Tire Ladder For Sand Snow Mud - Set Of 2 (2Nd Gen Bag + Mounting Pins, Black)
39 Review
Nokian Tires Nordman RS2 SUV 225/60 R18 104R winter
32 Review
Nokian Tires Hakka Green 3 205/55 R16 94H summer
37 Review
Yokohama Ice Guard IG50 215/50 R17 99Q winter
36 Review