Crane outrigger stabilizer leg pads Features. 1. Ultra-high molecular weight polyethylene UHMWPE pads have extremely high impact strength, which is 10 times better than HENAN Okay and polypropylene (PP); 2. The wear resistance of UHMW is excellent. Wear-resistant better than metals, carbon steel and pper, 4-5 times better than HENAN Okay and PTFE