Our Plastic Plates glide smoothly and silently over obstacles, offering great protection in rough terrain. Made of abrasion-resistant thermoformed High Molecular Weight Polyethylene (HMWPE). Lighter than aluminum. Superior stress crack resistance. High impact strength. 3/8” (10 mm) thick High Molecular Weight Polyethylene (HMWPE). Maverick Sport (except X mr and X rc models), Maverick Sport MAX, Commander, Commander MAX DPS