I did not drop a load on the safety bars but I believe they would hold 800 lbs. I rarely feel the need to tighten the straps with greater force than what I can muster with my hand. safety boots army 5 - 5 hours, but I guess being spoiled with other products as well, I didnt notice this going out before I was finished doing some of my tasks. Best walking sandals Ive had and trust me Ive tried a few. safety boots army They are comfortable to wear and have heft without being bulky or heavy. safety boots army Im sticking with these over the original and i spent an absurd amount of time on this. One suggestion I would make is try before you buy the amp or noise cancelling mod kits. This is a well-made item and it fits around the windshield well on my 2016 MB C300. safety boots army and that would mainly be for packaging. Overall I will recommend this product
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